64975560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41651}}^1$

素因数の和:41678

約数の個数: 64

約数和(自身を含む): 209926080

約数和(自身を除く): 144950520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 41651, 83302, 124953, 166604, 208255, 249906, 333208, 416510, 499812, 541463, 624765, 833020, 999624, 1082926, 1249530, 1624389, 1666040, 2165852, 2499060, 2707315, 3248778, 4331704, 4998120, 5414630, 6497556, 8121945, 10829260, 12995112, 16243890, 21658520, 32487780, 64975560]

約数ペア:

[(1, 64975560), (2, 32487780), (3, 21658520), (4, 16243890), (5, 12995112), (6, 10829260), (8, 8121945), (10, 6497556), (12, 5414630), (13, 4998120), (15, 4331704), (20, 3248778), (24, 2707315), (26, 2499060), (30, 2165852), (39, 1666040), (40, 1624389), (52, 1249530), (60, 1082926), (65, 999624), (78, 833020), (104, 624765), (120, 541463), (130, 499812), (156, 416510), (195, 333208), (260, 249906), (312, 208255), (390, 166604), (520, 124953), (780, 83302), (1560, 41651)]