40661000

素因数分解:

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

素因数の和:651

約数の個数: 64

約数和(自身を含む): 96623280

約数和(自身を除く): 55962280

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 73, 100, 125, 146, 200, 250, 292, 365, 500, 557, 584, 730, 1000, 1114, 1460, 1825, 2228, 2785, 2920, 3650, 4456, 5570, 7300, 9125, 11140, 13925, 14600, 18250, 22280, 27850, 36500, 40661, 55700, 69625, 73000, 81322, 111400, 139250, 162644, 203305, 278500, 325288, 406610, 557000, 813220, 1016525, 1626440, 2033050, 4066100, 5082625, 8132200, 10165250, 20330500, 40661000]

約数ペア:

[(1, 40661000), (2, 20330500), (4, 10165250), (5, 8132200), (8, 5082625), (10, 4066100), (20, 2033050), (25, 1626440), (40, 1016525), (50, 813220), (73, 557000), (100, 406610), (125, 325288), (146, 278500), (200, 203305), (250, 162644), (292, 139250), (365, 111400), (500, 81322), (557, 73000), (584, 69625), (730, 55700), (1000, 40661), (1114, 36500), (1460, 27850), (1825, 22280), (2228, 18250), (2785, 14600), (2920, 13925), (3650, 11140), (4456, 9125), (5570, 7300)]