97780280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4373}}^1$

素因数の和:4440

約数の個数: 64

約数和(自身を含む): 242494560

約数和(自身を除く): 144714280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 65, 86, 104, 130, 172, 215, 260, 344, 430, 520, 559, 860, 1118, 1720, 2236, 2795, 4373, 4472, 5590, 8746, 11180, 17492, 21865, 22360, 34984, 43730, 56849, 87460, 113698, 174920, 188039, 227396, 284245, 376078, 454792, 568490, 752156, 940195, 1136980, 1504312, 1880390, 2273960, 2444507, 3760780, 4889014, 7521560, 9778028, 12222535, 19556056, 24445070, 48890140, 97780280]

約数ペア:

[(1, 97780280), (2, 48890140), (4, 24445070), (5, 19556056), (8, 12222535), (10, 9778028), (13, 7521560), (20, 4889014), (26, 3760780), (40, 2444507), (43, 2273960), (52, 1880390), (65, 1504312), (86, 1136980), (104, 940195), (130, 752156), (172, 568490), (215, 454792), (260, 376078), (344, 284245), (430, 227396), (520, 188039), (559, 174920), (860, 113698), (1118, 87460), (1720, 56849), (2236, 43730), (2795, 34984), (4373, 22360), (4472, 21865), (5590, 17492), (8746, 11180)]