71386371525

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{26573}}^1$

素因数の和:26660

約数の個数: 144

約数和(自身を含む): 148757425344

約数和(自身を除く): 77371053819

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 43, 49, 51, 75, 85, 105, 119, 129, 147, 175, 215, 245, 255, 301, 357, 425, 525, 595, 645, 731, 735, 833, 903, 1075, 1225, 1275, 1505, 1785, 2107, 2193, 2499, 2975, 3225, 3655, 3675, 4165, 4515, 5117, 6321, 7525, 8925, 10535, 10965, 12495, 15351, 18275, 20825, 22575, 25585, 26573, 31605, 35819, 52675, 54825, 62475, 76755, 79719, 107457, 127925, 132865, 158025, 179095, 186011, 383775, 398595, 451741, 537285, 558033, 664325, 895475, 930055, 1142639, 1302077, 1355223, 1992975, 2258705, 2686425, 2790165, 3162187, 3427917, 3906231, 4650275, 5713195, 6510385, 6776115, 7998473, 9486561, 11293525, 13950825, 15810935, 17139585, 19424863, 19531155, 22135309, 23995419, 28565975, 32551925, 33880575, 39992365, 47432805, 55989311, 58274589, 66405927, 79054675, 85697925, 97124315, 97655775, 110676545, 119977095, 135974041, 167967933, 199961825, 237164025, 279946555, 291372945, 332029635, 407922123, 485621575, 553382725, 599885475, 679870205, 839839665, 951818287, 1399732775, 1456864725, 1660148175, 2039610615, 2855454861, 3399351025, 4199198325, 4759091435, 10198053075, 14277274305, 23795457175, 71386371525]

約数ペア:

[(1, 71386371525), (3, 23795457175), (5, 14277274305), (7, 10198053075), (15, 4759091435), (17, 4199198325), (21, 3399351025), (25, 2855454861), (35, 2039610615), (43, 1660148175), (49, 1456864725), (51, 1399732775), (75, 951818287), (85, 839839665), (105, 679870205), (119, 599885475), (129, 553382725), (147, 485621575), (175, 407922123), (215, 332029635), (245, 291372945), (255, 279946555), (301, 237164025), (357, 199961825), (425, 167967933), (525, 135974041), (595, 119977095), (645, 110676545), (731, 97655775), (735, 97124315), (833, 85697925), (903, 79054675), (1075, 66405927), (1225, 58274589), (1275, 55989311), (1505, 47432805), (1785, 39992365), (2107, 33880575), (2193, 32551925), (2499, 28565975), (2975, 23995419), (3225, 22135309), (3655, 19531155), (3675, 19424863), (4165, 17139585), (4515, 15810935), (5117, 13950825), (6321, 11293525), (7525, 9486561), (8925, 7998473), (10535, 6776115), (10965, 6510385), (12495, 5713195), (15351, 4650275), (18275, 3906231), (20825, 3427917), (22575, 3162187), (25585, 2790165), (26573, 2686425), (31605, 2258705), (35819, 1992975), (52675, 1355223), (54825, 1302077), (62475, 1142639), (76755, 930055), (79719, 895475), (107457, 664325), (127925, 558033), (132865, 537285), (158025, 451741), (179095, 398595), (186011, 383775)]