99568280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{11471}}^1$

素因数の和:11520

約数の個数: 64

約数和(自身を含む): 264314880

約数和(自身を除く): 164746600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 11471, 22942, 45884, 57355, 80297, 91768, 114710, 160594, 229420, 321188, 355601, 401485, 458840, 642376, 711202, 802970, 1422404, 1605940, 1778005, 2489207, 2844808, 3211880, 3556010, 4978414, 7112020, 9956828, 12446035, 14224040, 19913656, 24892070, 49784140, 99568280]

約数ペア:

[(1, 99568280), (2, 49784140), (4, 24892070), (5, 19913656), (7, 14224040), (8, 12446035), (10, 9956828), (14, 7112020), (20, 4978414), (28, 3556010), (31, 3211880), (35, 2844808), (40, 2489207), (56, 1778005), (62, 1605940), (70, 1422404), (124, 802970), (140, 711202), (155, 642376), (217, 458840), (248, 401485), (280, 355601), (310, 321188), (434, 229420), (620, 160594), (868, 114710), (1085, 91768), (1240, 80297), (1736, 57355), (2170, 45884), (4340, 22942), (8680, 11471)]