1691950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:181

約数の個数: 48

約数和(自身を含む): 3593520

約数和(自身を除く): 1901570

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 50, 65, 95, 130, 137, 190, 247, 274, 325, 475, 494, 650, 685, 950, 1235, 1370, 1781, 2470, 2603, 3425, 3562, 5206, 6175, 6850, 8905, 12350, 13015, 17810, 26030, 33839, 44525, 65075, 67678, 89050, 130150, 169195, 338390, 845975, 1691950]

約数ペア:

[(1, 1691950), (2, 845975), (5, 338390), (10, 169195), (13, 130150), (19, 89050), (25, 67678), (26, 65075), (38, 44525), (50, 33839), (65, 26030), (95, 17810), (130, 13015), (137, 12350), (190, 8905), (247, 6850), (274, 6175), (325, 5206), (475, 3562), (494, 3425), (650, 2603), (685, 2470), (950, 1781), (1235, 1370)]