71993025

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1$

素因数の和:343

約数の個数: 72

約数和(自身を含む): 140643776

約数和(自身を除く): 68650751

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 151, 163, 195, 225, 325, 453, 489, 585, 755, 815, 975, 1359, 1467, 1963, 2119, 2265, 2445, 2925, 3775, 4075, 5889, 6357, 6795, 7335, 9815, 10595, 11325, 12225, 17667, 19071, 24613, 29445, 31785, 33975, 36675, 49075, 52975, 73839, 88335, 95355, 123065, 147225, 158925, 221517, 319969, 369195, 441675, 476775, 615325, 959907, 1107585, 1599845, 1845975, 2879721, 4799535, 5537925, 7999225, 14398605, 23997675, 71993025]

約数ペア:

[(1, 71993025), (3, 23997675), (5, 14398605), (9, 7999225), (13, 5537925), (15, 4799535), (25, 2879721), (39, 1845975), (45, 1599845), (65, 1107585), (75, 959907), (117, 615325), (151, 476775), (163, 441675), (195, 369195), (225, 319969), (325, 221517), (453, 158925), (489, 147225), (585, 123065), (755, 95355), (815, 88335), (975, 73839), (1359, 52975), (1467, 49075), (1963, 36675), (2119, 33975), (2265, 31785), (2445, 29445), (2925, 24613), (3775, 19071), (4075, 17667), (5889, 12225), (6357, 11325), (6795, 10595), (7335, 9815)]