63825680

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{10099}}^1$

素因数の和:10191

約数の個数: 40

約数和(自身を含む): 150288000

約数和(自身を除く): 86462320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 10099, 20198, 40396, 50495, 80792, 100990, 161584, 201980, 403960, 797821, 807920, 1595642, 3191284, 3989105, 6382568, 7978210, 12765136, 15956420, 31912840, 63825680]

約数ペア:

[(1, 63825680), (2, 31912840), (4, 15956420), (5, 12765136), (8, 7978210), (10, 6382568), (16, 3989105), (20, 3191284), (40, 1595642), (79, 807920), (80, 797821), (158, 403960), (316, 201980), (395, 161584), (632, 100990), (790, 80792), (1264, 50495), (1580, 40396), (3160, 20198), (6320, 10099)]