64049625

素因数分解:

$3^2\times 5^3\times {\mathrm{17}}^2\times {\mathrm{197}}^1$

素因数の和:252

約数の個数: 72

約数和(自身を含む): 123274008

約数和(自身を除く): 59224383

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 125, 153, 197, 225, 255, 289, 375, 425, 591, 765, 867, 985, 1125, 1275, 1445, 1773, 2125, 2601, 2955, 3349, 3825, 4335, 4925, 6375, 7225, 8865, 10047, 13005, 14775, 16745, 19125, 21675, 24625, 30141, 36125, 44325, 50235, 56933, 65025, 73875, 83725, 108375, 150705, 170799, 221625, 251175, 284665, 325125, 418625, 512397, 753525, 853995, 1255875, 1423325, 2561985, 3767625, 4269975, 7116625, 12809925, 21349875, 64049625]

約数ペア:

[(1, 64049625), (3, 21349875), (5, 12809925), (9, 7116625), (15, 4269975), (17, 3767625), (25, 2561985), (45, 1423325), (51, 1255875), (75, 853995), (85, 753525), (125, 512397), (153, 418625), (197, 325125), (225, 284665), (255, 251175), (289, 221625), (375, 170799), (425, 150705), (591, 108375), (765, 83725), (867, 73875), (985, 65025), (1125, 56933), (1275, 50235), (1445, 44325), (1773, 36125), (2125, 30141), (2601, 24625), (2955, 21675), (3349, 19125), (3825, 16745), (4335, 14775), (4925, 13005), (6375, 10047), (7225, 8865)]