31615100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{701}}^1$

素因数の和:767

約数の個数: 72

約数和(自身を含む): 76776336

約数和(自身を除く): 45161236

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 41, 44, 50, 55, 82, 100, 110, 164, 205, 220, 275, 410, 451, 550, 701, 820, 902, 1025, 1100, 1402, 1804, 2050, 2255, 2804, 3505, 4100, 4510, 7010, 7711, 9020, 11275, 14020, 15422, 17525, 22550, 28741, 30844, 35050, 38555, 45100, 57482, 70100, 77110, 114964, 143705, 154220, 192775, 287410, 316151, 385550, 574820, 632302, 718525, 771100, 1264604, 1437050, 1580755, 2874100, 3161510, 6323020, 7903775, 15807550, 31615100]

約数ペア:

[(1, 31615100), (2, 15807550), (4, 7903775), (5, 6323020), (10, 3161510), (11, 2874100), (20, 1580755), (22, 1437050), (25, 1264604), (41, 771100), (44, 718525), (50, 632302), (55, 574820), (82, 385550), (100, 316151), (110, 287410), (164, 192775), (205, 154220), (220, 143705), (275, 114964), (410, 77110), (451, 70100), (550, 57482), (701, 45100), (820, 38555), (902, 35050), (1025, 30844), (1100, 28741), (1402, 22550), (1804, 17525), (2050, 15422), (2255, 14020), (2804, 11275), (3505, 9020), (4100, 7711), (4510, 7010)]