64541360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{271}}^1$

素因数の和:526

約数の個数: 80

約数和(自身を含む): 162906240

約数和(自身を除く): 98364880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 229, 260, 271, 458, 520, 542, 916, 1040, 1084, 1145, 1355, 1832, 2168, 2290, 2710, 2977, 3523, 3664, 4336, 4580, 5420, 5954, 7046, 9160, 10840, 11908, 14092, 14885, 17615, 18320, 21680, 23816, 28184, 29770, 35230, 47632, 56368, 59540, 62059, 70460, 119080, 124118, 140920, 238160, 248236, 281840, 310295, 496472, 620590, 806767, 992944, 1241180, 1613534, 2482360, 3227068, 4033835, 4964720, 6454136, 8067670, 12908272, 16135340, 32270680, 64541360]

約数ペア:

[(1, 64541360), (2, 32270680), (4, 16135340), (5, 12908272), (8, 8067670), (10, 6454136), (13, 4964720), (16, 4033835), (20, 3227068), (26, 2482360), (40, 1613534), (52, 1241180), (65, 992944), (80, 806767), (104, 620590), (130, 496472), (208, 310295), (229, 281840), (260, 248236), (271, 238160), (458, 140920), (520, 124118), (542, 119080), (916, 70460), (1040, 62059), (1084, 59540), (1145, 56368), (1355, 47632), (1832, 35230), (2168, 29770), (2290, 28184), (2710, 23816), (2977, 21680), (3523, 18320), (3664, 17615), (4336, 14885), (4580, 14092), (5420, 11908), (5954, 10840), (7046, 9160)]