71219600

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{9371}}^1$

素因数の和:9408

約数の個数: 60

約数和(自身を含む): 180129840

約数和(自身を除く): 108910240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 380, 400, 475, 760, 950, 1520, 1900, 3800, 7600, 9371, 18742, 37484, 46855, 74968, 93710, 149936, 178049, 187420, 234275, 356098, 374840, 468550, 712196, 749680, 890245, 937100, 1424392, 1780490, 1874200, 2848784, 3560980, 3748400, 4451225, 7121960, 8902450, 14243920, 17804900, 35609800, 71219600]

約数ペア:

[(1, 71219600), (2, 35609800), (4, 17804900), (5, 14243920), (8, 8902450), (10, 7121960), (16, 4451225), (19, 3748400), (20, 3560980), (25, 2848784), (38, 1874200), (40, 1780490), (50, 1424392), (76, 937100), (80, 890245), (95, 749680), (100, 712196), (152, 468550), (190, 374840), (200, 356098), (304, 234275), (380, 187420), (400, 178049), (475, 149936), (760, 93710), (950, 74968), (1520, 46855), (1900, 37484), (3800, 18742), (7600, 9371)]