74996325

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1$

素因数の和:419

約数の個数: 72

約数和(自身を含む): 144499680

約数和(自身を除く): 69503355

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 53, 57, 75, 95, 159, 171, 225, 265, 285, 331, 475, 477, 795, 855, 993, 1007, 1325, 1425, 1655, 2385, 2979, 3021, 3975, 4275, 4965, 5035, 6289, 8275, 9063, 11925, 14895, 15105, 17543, 18867, 24825, 25175, 31445, 45315, 52629, 56601, 74475, 75525, 87715, 94335, 157225, 157887, 226575, 263145, 283005, 333317, 438575, 471675, 789435, 999951, 1315725, 1415025, 1666585, 2999853, 3947175, 4999755, 8332925, 14999265, 24998775, 74996325]

約数ペア:

[(1, 74996325), (3, 24998775), (5, 14999265), (9, 8332925), (15, 4999755), (19, 3947175), (25, 2999853), (45, 1666585), (53, 1415025), (57, 1315725), (75, 999951), (95, 789435), (159, 471675), (171, 438575), (225, 333317), (265, 283005), (285, 263145), (331, 226575), (475, 157887), (477, 157225), (795, 94335), (855, 87715), (993, 75525), (1007, 74475), (1325, 56601), (1425, 52629), (1655, 45315), (2385, 31445), (2979, 25175), (3021, 24825), (3975, 18867), (4275, 17543), (4965, 15105), (5035, 14895), (6289, 11925), (8275, 9063)]