156729100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7499}}^1$

素因数の和:7543

約数の個数: 72

約数和(自身を含む): 390600000

約数和(自身を除く): 233870900

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 190, 209, 220, 275, 380, 418, 475, 550, 836, 950, 1045, 1100, 1900, 2090, 4180, 5225, 7499, 10450, 14998, 20900, 29996, 37495, 74990, 82489, 142481, 149980, 164978, 187475, 284962, 329956, 374950, 412445, 569924, 712405, 749900, 824890, 1424810, 1567291, 1649780, 2062225, 2849620, 3134582, 3562025, 4124450, 6269164, 7124050, 7836455, 8248900, 14248100, 15672910, 31345820, 39182275, 78364550, 156729100]

約数ペア:

[(1, 156729100), (2, 78364550), (4, 39182275), (5, 31345820), (10, 15672910), (11, 14248100), (19, 8248900), (20, 7836455), (22, 7124050), (25, 6269164), (38, 4124450), (44, 3562025), (50, 3134582), (55, 2849620), (76, 2062225), (95, 1649780), (100, 1567291), (110, 1424810), (190, 824890), (209, 749900), (220, 712405), (275, 569924), (380, 412445), (418, 374950), (475, 329956), (550, 284962), (836, 187475), (950, 164978), (1045, 149980), (1100, 142481), (1900, 82489), (2090, 74990), (4180, 37495), (5225, 29996), (7499, 20900), (10450, 14998)]