1899684620300

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{3169}}^1\times {\mathrm{139409}}^1$

素因数の和:142635

約数の個数: 72

約数和(自身を含む): 4219544775600

約数和(自身を除く): 2319860155300

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 860, 1075, 2150, 3169, 4300, 6338, 12676, 15845, 31690, 63380, 79225, 136267, 139409, 158450, 272534, 278818, 316900, 545068, 557636, 681335, 697045, 1362670, 1394090, 2725340, 2788180, 3406675, 3485225, 5994587, 6813350, 6970450, 11989174, 13626700, 13940900, 23978348, 29972935, 59945870, 119891740, 149864675, 299729350, 441787121, 599458700, 883574242, 1767148484, 2208935605, 4417871210, 8835742420, 11044678025, 18996846203, 22089356050, 37993692406, 44178712100, 75987384812, 94984231015, 189968462030, 379936924060, 474921155075, 949842310150, 1899684620300]

約数ペア:

[(1, 1899684620300), (2, 949842310150), (4, 474921155075), (5, 379936924060), (10, 189968462030), (20, 94984231015), (25, 75987384812), (43, 44178712100), (50, 37993692406), (86, 22089356050), (100, 18996846203), (172, 11044678025), (215, 8835742420), (430, 4417871210), (860, 2208935605), (1075, 1767148484), (2150, 883574242), (3169, 599458700), (4300, 441787121), (6338, 299729350), (12676, 149864675), (15845, 119891740), (31690, 59945870), (63380, 29972935), (79225, 23978348), (136267, 13940900), (139409, 13626700), (158450, 11989174), (272534, 6970450), (278818, 6813350), (316900, 5994587), (545068, 3485225), (557636, 3406675), (681335, 2788180), (697045, 2725340), (1362670, 1394090)]