251145404620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{303367}}^1$

素因数の和:303511

約数の個数: 96

約数和(自身を含む): 594465371136

約数和(自身を除く): 343319966516

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 71, 106, 110, 142, 212, 220, 265, 284, 355, 530, 583, 710, 781, 1060, 1166, 1420, 1562, 2332, 2915, 3124, 3763, 3905, 5830, 7526, 7810, 11660, 15052, 15620, 18815, 37630, 41393, 75260, 82786, 165572, 206965, 303367, 413930, 606734, 827860, 1213468, 1516835, 3033670, 3337037, 6067340, 6674074, 13348148, 16078451, 16685185, 21539057, 32156902, 33370370, 43078114, 64313804, 66740740, 80392255, 86156228, 107695285, 160784510, 176862961, 215390570, 236929627, 321569020, 353725922, 430781140, 473859254, 707451844, 884314805, 947718508, 1141570021, 1184648135, 1768629610, 2283140042, 2369296270, 3537259220, 4566280084, 4738592540, 5707850105, 11415700210, 12557270231, 22831400420, 25114540462, 50229080924, 62786351155, 125572702310, 251145404620]

約数ペア:

[(1, 251145404620), (2, 125572702310), (4, 62786351155), (5, 50229080924), (10, 25114540462), (11, 22831400420), (20, 12557270231), (22, 11415700210), (44, 5707850105), (53, 4738592540), (55, 4566280084), (71, 3537259220), (106, 2369296270), (110, 2283140042), (142, 1768629610), (212, 1184648135), (220, 1141570021), (265, 947718508), (284, 884314805), (355, 707451844), (530, 473859254), (583, 430781140), (710, 353725922), (781, 321569020), (1060, 236929627), (1166, 215390570), (1420, 176862961), (1562, 160784510), (2332, 107695285), (2915, 86156228), (3124, 80392255), (3763, 66740740), (3905, 64313804), (5830, 43078114), (7526, 33370370), (7810, 32156902), (11660, 21539057), (15052, 16685185), (15620, 16078451), (18815, 13348148), (37630, 6674074), (41393, 6067340), (75260, 3337037), (82786, 3033670), (165572, 1516835), (206965, 1213468), (303367, 827860), (413930, 606734)]