99212840

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{557}}^1$

素因数の和:702

約数の個数: 64

約数和(自身を含む): 230409360

約数和(自身を除く): 131196520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 73, 122, 146, 244, 292, 305, 365, 488, 557, 584, 610, 730, 1114, 1220, 1460, 2228, 2440, 2785, 2920, 4453, 4456, 5570, 8906, 11140, 17812, 22265, 22280, 33977, 35624, 40661, 44530, 67954, 81322, 89060, 135908, 162644, 169885, 178120, 203305, 271816, 325288, 339770, 406610, 679540, 813220, 1359080, 1626440, 2480321, 4960642, 9921284, 12401605, 19842568, 24803210, 49606420, 99212840]

約数ペア:

[(1, 99212840), (2, 49606420), (4, 24803210), (5, 19842568), (8, 12401605), (10, 9921284), (20, 4960642), (40, 2480321), (61, 1626440), (73, 1359080), (122, 813220), (146, 679540), (244, 406610), (292, 339770), (305, 325288), (365, 271816), (488, 203305), (557, 178120), (584, 169885), (610, 162644), (730, 135908), (1114, 89060), (1220, 81322), (1460, 67954), (2228, 44530), (2440, 40661), (2785, 35624), (2920, 33977), (4453, 22280), (4456, 22265), (5570, 17812), (8906, 11140)]