86869575

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1747}}^1$

素因数の和:1793

約数の個数: 72

約数和(自身を含む): 177519888

約数和(自身を除く): 90650313

約数列:

[1, 3, 5, 9, 13, 15, 17, 25, 39, 45, 51, 65, 75, 85, 117, 153, 195, 221, 225, 255, 325, 425, 585, 663, 765, 975, 1105, 1275, 1747, 1989, 2925, 3315, 3825, 5241, 5525, 8735, 9945, 15723, 16575, 22711, 26205, 29699, 43675, 49725, 68133, 78615, 89097, 113555, 131025, 148495, 204399, 267291, 340665, 386087, 393075, 445485, 567775, 742475, 1021995, 1158261, 1336455, 1703325, 1930435, 2227425, 3474783, 5109975, 5791305, 6682275, 9652175, 17373915, 28956525, 86869575]

約数ペア:

[(1, 86869575), (3, 28956525), (5, 17373915), (9, 9652175), (13, 6682275), (15, 5791305), (17, 5109975), (25, 3474783), (39, 2227425), (45, 1930435), (51, 1703325), (65, 1336455), (75, 1158261), (85, 1021995), (117, 742475), (153, 567775), (195, 445485), (221, 393075), (225, 386087), (255, 340665), (325, 267291), (425, 204399), (585, 148495), (663, 131025), (765, 113555), (975, 89097), (1105, 78615), (1275, 68133), (1747, 49725), (1989, 43675), (2925, 29699), (3315, 26205), (3825, 22711), (5241, 16575), (5525, 15723), (8735, 9945)]