1900903925

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1\times {\mathrm{283}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 2535552000

約数和(自身を除く): 634648075

約数列:

[1, 5, 19, 25, 79, 95, 179, 283, 395, 475, 895, 1415, 1501, 1975, 3401, 4475, 5377, 7075, 7505, 14141, 17005, 22357, 26885, 37525, 50657, 70705, 85025, 111785, 134425, 253285, 268679, 353525, 424783, 558925, 962483, 1266425, 1343395, 2123915, 4001903, 4812415, 6716975, 10619575, 20009515, 24062075, 76036157, 100047575, 380180785, 1900903925]

約数ペア:

[(1, 1900903925), (5, 380180785), (19, 100047575), (25, 76036157), (79, 24062075), (95, 20009515), (179, 10619575), (283, 6716975), (395, 4812415), (475, 4001903), (895, 2123915), (1415, 1343395), (1501, 1266425), (1975, 962483), (3401, 558925), (4475, 424783), (5377, 353525), (7075, 268679), (7505, 253285), (14141, 134425), (17005, 111785), (22357, 85025), (26885, 70705), (37525, 50657)]