87009975

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{197}}^1$

素因数の和:377

約数の個数: 72

約数和(自身を含む): 169801632

約数和(自身を除く): 82791657

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 151, 195, 197, 225, 325, 453, 585, 591, 755, 975, 985, 1359, 1773, 1963, 2265, 2561, 2925, 2955, 3775, 4925, 5889, 6795, 7683, 8865, 9815, 11325, 12805, 14775, 17667, 23049, 29445, 29747, 33975, 38415, 44325, 49075, 64025, 88335, 89241, 115245, 147225, 148735, 192075, 267723, 386711, 441675, 446205, 576225, 743675, 1160133, 1338615, 1933555, 2231025, 3480399, 5800665, 6693075, 9667775, 17401995, 29003325, 87009975]

約数ペア:

[(1, 87009975), (3, 29003325), (5, 17401995), (9, 9667775), (13, 6693075), (15, 5800665), (25, 3480399), (39, 2231025), (45, 1933555), (65, 1338615), (75, 1160133), (117, 743675), (151, 576225), (195, 446205), (197, 441675), (225, 386711), (325, 267723), (453, 192075), (585, 148735), (591, 147225), (755, 115245), (975, 89241), (985, 88335), (1359, 64025), (1773, 49075), (1963, 44325), (2265, 38415), (2561, 33975), (2925, 29747), (2955, 29445), (3775, 23049), (4925, 17667), (5889, 14775), (6795, 12805), (7683, 11325), (8865, 9815)]