870844975

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:170

約数の個数: 192

約数和(自身を含む): 1619896320

約数和(自身を除く): 749051345

約数列:

[1, 5, 7, 11, 13, 17, 23, 25, 35, 55, 65, 77, 85, 89, 91, 115, 119, 143, 161, 175, 187, 221, 253, 275, 299, 325, 385, 391, 425, 445, 455, 575, 595, 623, 715, 805, 935, 979, 1001, 1105, 1157, 1265, 1309, 1495, 1513, 1547, 1771, 1925, 1955, 2047, 2093, 2225, 2275, 2431, 2737, 2975, 3115, 3289, 3575, 4025, 4301, 4675, 4895, 5005, 5083, 5525, 5785, 6325, 6545, 6853, 7475, 7565, 7735, 8099, 8855, 9775, 10235, 10465, 10591, 12155, 12727, 13685, 14329, 15575, 16445, 16643, 17017, 19669, 21505, 22517, 23023, 24475, 25025, 25415, 26611, 28925, 30107, 32725, 34265, 34799, 35581, 37825, 38675, 40495, 44275, 51175, 52325, 52955, 55913, 60775, 63635, 68425, 71645, 82225, 83215, 85085, 89089, 98345, 107525, 112585, 115115, 116501, 127075, 133055, 137683, 150535, 157619, 171325, 173995, 177905, 186277, 202475, 216359, 243593, 264775, 279565, 292721, 318175, 358225, 382789, 391391, 416075, 425425, 445445, 452387, 491725, 562925, 575575, 582505, 665275, 688415, 752675, 788095, 869975, 889525, 931385, 1081795, 1217965, 1397825, 1463605, 1514513, 1913945, 1956955, 2049047, 2227225, 2261935, 2679523, 2912525, 3166709, 3442075, 3940475, 4656925, 4976257, 5408975, 6089825, 7318025, 7572565, 9569725, 9784775, 10245235, 11309675, 13397615, 15833545, 24881285, 34833799, 37862825, 51226175, 66988075, 79167725, 124406425, 174168995, 870844975]

約数ペア:

[(1, 870844975), (5, 174168995), (7, 124406425), (11, 79167725), (13, 66988075), (17, 51226175), (23, 37862825), (25, 34833799), (35, 24881285), (55, 15833545), (65, 13397615), (77, 11309675), (85, 10245235), (89, 9784775), (91, 9569725), (115, 7572565), (119, 7318025), (143, 6089825), (161, 5408975), (175, 4976257), (187, 4656925), (221, 3940475), (253, 3442075), (275, 3166709), (299, 2912525), (325, 2679523), (385, 2261935), (391, 2227225), (425, 2049047), (445, 1956955), (455, 1913945), (575, 1514513), (595, 1463605), (623, 1397825), (715, 1217965), (805, 1081795), (935, 931385), (979, 889525), (1001, 869975), (1105, 788095), (1157, 752675), (1265, 688415), (1309, 665275), (1495, 582505), (1513, 575575), (1547, 562925), (1771, 491725), (1925, 452387), (1955, 445445), (2047, 425425), (2093, 416075), (2225, 391391), (2275, 382789), (2431, 358225), (2737, 318175), (2975, 292721), (3115, 279565), (3289, 264775), (3575, 243593), (4025, 216359), (4301, 202475), (4675, 186277), (4895, 177905), (5005, 173995), (5083, 171325), (5525, 157619), (5785, 150535), (6325, 137683), (6545, 133055), (6853, 127075), (7475, 116501), (7565, 115115), (7735, 112585), (8099, 107525), (8855, 98345), (9775, 89089), (10235, 85085), (10465, 83215), (10591, 82225), (12155, 71645), (12727, 68425), (13685, 63635), (14329, 60775), (15575, 55913), (16445, 52955), (16643, 52325), (17017, 51175), (19669, 44275), (21505, 40495), (22517, 38675), (23023, 37825), (24475, 35581), (25025, 34799), (25415, 34265), (26611, 32725), (28925, 30107)]