89452220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31277}}^1$

素因数の和:31310

約数の個数: 48

約数和(自身を含む): 220697568

約数和(自身を除く): 131245348

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 31277, 62554, 125108, 156385, 312770, 344047, 406601, 625540, 688094, 813202, 1376188, 1626404, 1720235, 2033005, 3440470, 4066010, 4472611, 6880940, 8132020, 8945222, 17890444, 22363055, 44726110, 89452220]

約数ペア:

[(1, 89452220), (2, 44726110), (4, 22363055), (5, 17890444), (10, 8945222), (11, 8132020), (13, 6880940), (20, 4472611), (22, 4066010), (26, 3440470), (44, 2033005), (52, 1720235), (55, 1626404), (65, 1376188), (110, 813202), (130, 688094), (143, 625540), (220, 406601), (260, 344047), (286, 312770), (572, 156385), (715, 125108), (1430, 62554), (2860, 31277)]