318966050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{881}}^1$

素因数の和:1463

約数の個数: 48

約数和(自身を含む): 640787112

約数和(自身を除く): 321821062

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 557, 650, 881, 1114, 1762, 2785, 4405, 5570, 7241, 8810, 11453, 13925, 14482, 22025, 22906, 27850, 36205, 44050, 57265, 72410, 114530, 181025, 286325, 362050, 490717, 572650, 981434, 2453585, 4907170, 6379321, 12267925, 12758642, 24535850, 31896605, 63793210, 159483025, 318966050]

約数ペア:

[(1, 318966050), (2, 159483025), (5, 63793210), (10, 31896605), (13, 24535850), (25, 12758642), (26, 12267925), (50, 6379321), (65, 4907170), (130, 2453585), (325, 981434), (557, 572650), (650, 490717), (881, 362050), (1114, 286325), (1762, 181025), (2785, 114530), (4405, 72410), (5570, 57265), (7241, 44050), (8810, 36205), (11453, 27850), (13925, 22906), (14482, 22025)]