64561380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{6367}}^1$

素因数の和:6405

約数の個数: 72

約数和(自身を含む): 195777792

約数和(自身を除く): 131216412

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 2028, 2535, 3380, 5070, 6367, 10140, 12734, 19101, 25468, 31835, 38202, 63670, 76404, 82771, 95505, 127340, 165542, 191010, 248313, 331084, 382020, 413855, 496626, 827710, 993252, 1076023, 1241565, 1655420, 2152046, 2483130, 3228069, 4304092, 4966260, 5380115, 6456138, 10760230, 12912276, 16140345, 21520460, 32280690, 64561380]

約数ペア:

[(1, 64561380), (2, 32280690), (3, 21520460), (4, 16140345), (5, 12912276), (6, 10760230), (10, 6456138), (12, 5380115), (13, 4966260), (15, 4304092), (20, 3228069), (26, 2483130), (30, 2152046), (39, 1655420), (52, 1241565), (60, 1076023), (65, 993252), (78, 827710), (130, 496626), (156, 413855), (169, 382020), (195, 331084), (260, 248313), (338, 191010), (390, 165542), (507, 127340), (676, 95505), (780, 82771), (845, 76404), (1014, 63670), (1690, 38202), (2028, 31835), (2535, 25468), (3380, 19101), (5070, 12734), (6367, 10140)]