65220100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{281}}^1$

素因数の和:517

約数の個数: 72

約数和(自身を含む): 155677536

約数和(自身を除く): 90457436

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 211, 220, 275, 281, 422, 550, 562, 844, 1055, 1100, 1124, 1405, 2110, 2321, 2810, 3091, 4220, 4642, 5275, 5620, 6182, 7025, 9284, 10550, 11605, 12364, 14050, 15455, 21100, 23210, 28100, 30910, 46420, 58025, 59291, 61820, 77275, 116050, 118582, 154550, 232100, 237164, 296455, 309100, 592910, 652201, 1185820, 1304402, 1482275, 2608804, 2964550, 3261005, 5929100, 6522010, 13044020, 16305025, 32610050, 65220100]

約数ペア:

[(1, 65220100), (2, 32610050), (4, 16305025), (5, 13044020), (10, 6522010), (11, 5929100), (20, 3261005), (22, 2964550), (25, 2608804), (44, 1482275), (50, 1304402), (55, 1185820), (100, 652201), (110, 592910), (211, 309100), (220, 296455), (275, 237164), (281, 232100), (422, 154550), (550, 118582), (562, 116050), (844, 77275), (1055, 61820), (1100, 59291), (1124, 58025), (1405, 46420), (2110, 30910), (2321, 28100), (2810, 23210), (3091, 21100), (4220, 15455), (4642, 14050), (5275, 12364), (5620, 11605), (6182, 10550), (7025, 9284)]