20160791688200

素因数分解:

$2^3\times 5^2\times {\mathrm{397}}^1\times {\mathrm{1579}}^1\times {\mathrm{160807}}^1$

素因数の和:162799

約数の個数: 96

約数和(自身を含む): 47021963764800

約数和(自身を除く): 26861172076600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 397, 794, 1579, 1588, 1985, 3158, 3176, 3970, 6316, 7895, 7940, 9925, 12632, 15790, 15880, 19850, 31580, 39475, 39700, 63160, 78950, 79400, 157900, 160807, 315800, 321614, 626863, 643228, 804035, 1253726, 1286456, 1608070, 2507452, 3134315, 3216140, 4020175, 5014904, 6268630, 6432280, 8040350, 12537260, 15671575, 16080700, 25074520, 31343150, 32161400, 62686300, 63840379, 125372600, 127680758, 253914253, 255361516, 319201895, 507828506, 510723032, 638403790, 1015657012, 1269571265, 1276807580, 1596009475, 2031314024, 2539142530, 2553615160, 3192018950, 5078285060, 6347856325, 6384037900, 10156570120, 12695712650, 12768075800, 25391425300, 50782850600, 100803958441, 201607916882, 403215833764, 504019792205, 806431667528, 1008039584410, 2016079168820, 2520098961025, 4032158337640, 5040197922050, 10080395844100, 20160791688200]

約数ペア:

[(1, 20160791688200), (2, 10080395844100), (4, 5040197922050), (5, 4032158337640), (8, 2520098961025), (10, 2016079168820), (20, 1008039584410), (25, 806431667528), (40, 504019792205), (50, 403215833764), (100, 201607916882), (200, 100803958441), (397, 50782850600), (794, 25391425300), (1579, 12768075800), (1588, 12695712650), (1985, 10156570120), (3158, 6384037900), (3176, 6347856325), (3970, 5078285060), (6316, 3192018950), (7895, 2553615160), (7940, 2539142530), (9925, 2031314024), (12632, 1596009475), (15790, 1276807580), (15880, 1269571265), (19850, 1015657012), (31580, 638403790), (39475, 510723032), (39700, 507828506), (63160, 319201895), (78950, 255361516), (79400, 253914253), (157900, 127680758), (160807, 125372600), (315800, 63840379), (321614, 62686300), (626863, 32161400), (643228, 31343150), (804035, 25074520), (1253726, 16080700), (1286456, 15671575), (1608070, 12537260), (2507452, 8040350), (3134315, 6432280), (3216140, 6268630), (4020175, 5014904)]