207942100

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{293}}^1$

素因数の和:505

約数の個数: 72

約数和(自身を含む): 465470208

約数和(自身を除く): 257528108

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 100, 151, 188, 235, 293, 302, 470, 586, 604, 755, 940, 1172, 1175, 1465, 1510, 2350, 2930, 3020, 3775, 4700, 5860, 7097, 7325, 7550, 13771, 14194, 14650, 15100, 27542, 28388, 29300, 35485, 44243, 55084, 68855, 70970, 88486, 137710, 141940, 176972, 177425, 221215, 275420, 344275, 354850, 442430, 688550, 709700, 884860, 1106075, 1377100, 2079421, 2212150, 4158842, 4424300, 8317684, 10397105, 20794210, 41588420, 51985525, 103971050, 207942100]

約数ペア:

[(1, 207942100), (2, 103971050), (4, 51985525), (5, 41588420), (10, 20794210), (20, 10397105), (25, 8317684), (47, 4424300), (50, 4158842), (94, 2212150), (100, 2079421), (151, 1377100), (188, 1106075), (235, 884860), (293, 709700), (302, 688550), (470, 442430), (586, 354850), (604, 344275), (755, 275420), (940, 221215), (1172, 177425), (1175, 176972), (1465, 141940), (1510, 137710), (2350, 88486), (2930, 70970), (3020, 68855), (3775, 55084), (4700, 44243), (5860, 35485), (7097, 29300), (7325, 28388), (7550, 27542), (13771, 15100), (14194, 14650)]