26646280

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{12569}}^1$

素因数の和:12633

約数の個数: 32

約数和(自身を含む): 61090200

約数和(自身を除く): 34443920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 12569, 25138, 50276, 62845, 100552, 125690, 251380, 502760, 666157, 1332314, 2664628, 3330785, 5329256, 6661570, 13323140, 26646280]

約数ペア:

[(1, 26646280), (2, 13323140), (4, 6661570), (5, 5329256), (8, 3330785), (10, 2664628), (20, 1332314), (40, 666157), (53, 502760), (106, 251380), (212, 125690), (265, 100552), (424, 62845), (530, 50276), (1060, 25138), (2120, 12569)]