73490680

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{229}}^1$

素因数の和:424

約数の個数: 64

約数和(自身を含む): 169905600

約数和(自身を除く): 96414920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 113, 142, 226, 229, 284, 355, 452, 458, 565, 568, 710, 904, 916, 1130, 1145, 1420, 1832, 2260, 2290, 2840, 4520, 4580, 8023, 9160, 16046, 16259, 25877, 32092, 32518, 40115, 51754, 64184, 65036, 80230, 81295, 103508, 129385, 130072, 160460, 162590, 207016, 258770, 320920, 325180, 517540, 650360, 1035080, 1837267, 3674534, 7349068, 9186335, 14698136, 18372670, 36745340, 73490680]

約数ペア:

[(1, 73490680), (2, 36745340), (4, 18372670), (5, 14698136), (8, 9186335), (10, 7349068), (20, 3674534), (40, 1837267), (71, 1035080), (113, 650360), (142, 517540), (226, 325180), (229, 320920), (284, 258770), (355, 207016), (452, 162590), (458, 160460), (565, 130072), (568, 129385), (710, 103508), (904, 81295), (916, 80230), (1130, 65036), (1145, 64184), (1420, 51754), (1832, 40115), (2260, 32518), (2290, 32092), (2840, 25877), (4520, 16259), (4580, 16046), (8023, 9160)]