7926037900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{20071}}^1$

素因数の和:20455

約数の個数: 72

約数和(自身を含む): 18816295680

約数和(自身を除く): 10890257780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 359, 550, 718, 1100, 1436, 1795, 3590, 3949, 7180, 7898, 8975, 15796, 17950, 19745, 20071, 35900, 39490, 40142, 78980, 80284, 98725, 100355, 197450, 200710, 220781, 394900, 401420, 441562, 501775, 883124, 1003550, 1103905, 2007100, 2207810, 4415620, 5519525, 7205489, 11039050, 14410978, 22078100, 28821956, 36027445, 72054890, 79260379, 144109780, 158520758, 180137225, 317041516, 360274450, 396301895, 720548900, 792603790, 1585207580, 1981509475, 3963018950, 7926037900]

約数ペア:

[(1, 7926037900), (2, 3963018950), (4, 1981509475), (5, 1585207580), (10, 792603790), (11, 720548900), (20, 396301895), (22, 360274450), (25, 317041516), (44, 180137225), (50, 158520758), (55, 144109780), (100, 79260379), (110, 72054890), (220, 36027445), (275, 28821956), (359, 22078100), (550, 14410978), (718, 11039050), (1100, 7205489), (1436, 5519525), (1795, 4415620), (3590, 2207810), (3949, 2007100), (7180, 1103905), (7898, 1003550), (8975, 883124), (15796, 501775), (17950, 441562), (19745, 401420), (20071, 394900), (35900, 220781), (39490, 200710), (40142, 197450), (78980, 100355), (80284, 98725)]