66988075

素因数分解:

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

素因数の和:157

約数の個数: 96

約数和(自身を含む): 115706880

約数和(自身を除く): 48718805

約数列:

[1, 5, 7, 11, 17, 23, 25, 35, 55, 77, 85, 89, 115, 119, 161, 175, 187, 253, 275, 385, 391, 425, 445, 575, 595, 623, 805, 935, 979, 1265, 1309, 1513, 1771, 1925, 1955, 2047, 2225, 2737, 2975, 3115, 4025, 4301, 4675, 4895, 6325, 6545, 6853, 7565, 8855, 9775, 10235, 10591, 13685, 14329, 15575, 16643, 21505, 22517, 24475, 30107, 32725, 34265, 34799, 37825, 44275, 51175, 52955, 68425, 71645, 83215, 107525, 112585, 116501, 150535, 157619, 171325, 173995, 243593, 264775, 358225, 382789, 416075, 562925, 582505, 752675, 788095, 869975, 1217965, 1913945, 2679523, 2912525, 3940475, 6089825, 9569725, 13397615, 66988075]

約数ペア:

[(1, 66988075), (5, 13397615), (7, 9569725), (11, 6089825), (17, 3940475), (23, 2912525), (25, 2679523), (35, 1913945), (55, 1217965), (77, 869975), (85, 788095), (89, 752675), (115, 582505), (119, 562925), (161, 416075), (175, 382789), (187, 358225), (253, 264775), (275, 243593), (385, 173995), (391, 171325), (425, 157619), (445, 150535), (575, 116501), (595, 112585), (623, 107525), (805, 83215), (935, 71645), (979, 68425), (1265, 52955), (1309, 51175), (1513, 44275), (1771, 37825), (1925, 34799), (1955, 34265), (2047, 32725), (2225, 30107), (2737, 24475), (2975, 22517), (3115, 21505), (4025, 16643), (4301, 15575), (4675, 14329), (4895, 13685), (6325, 10591), (6545, 10235), (6853, 9775), (7565, 8855)]