2018363500

素因数分解:

$2^2\times 5^3\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{661}}^1$

素因数の和:908

約数の個数: 96

約数和(自身を含む): 4580319744

約数和(自身を除く): 2561956244

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 125, 155, 197, 250, 310, 394, 500, 620, 661, 775, 788, 985, 1322, 1550, 1970, 2644, 3100, 3305, 3875, 3940, 4925, 6107, 6610, 7750, 9850, 12214, 13220, 15500, 16525, 19700, 20491, 24428, 24625, 30535, 33050, 40982, 49250, 61070, 66100, 81964, 82625, 98500, 102455, 122140, 130217, 152675, 165250, 204910, 260434, 305350, 330500, 409820, 512275, 520868, 610700, 651085, 763375, 1024550, 1302170, 1526750, 2049100, 2561375, 2604340, 3053500, 3255425, 4036727, 5122750, 6510850, 8073454, 10245500, 13021700, 16146908, 16277125, 20183635, 32554250, 40367270, 65108500, 80734540, 100918175, 201836350, 403672700, 504590875, 1009181750, 2018363500]

約数ペア:

[(1, 2018363500), (2, 1009181750), (4, 504590875), (5, 403672700), (10, 201836350), (20, 100918175), (25, 80734540), (31, 65108500), (50, 40367270), (62, 32554250), (100, 20183635), (124, 16277125), (125, 16146908), (155, 13021700), (197, 10245500), (250, 8073454), (310, 6510850), (394, 5122750), (500, 4036727), (620, 3255425), (661, 3053500), (775, 2604340), (788, 2561375), (985, 2049100), (1322, 1526750), (1550, 1302170), (1970, 1024550), (2644, 763375), (3100, 651085), (3305, 610700), (3875, 520868), (3940, 512275), (4925, 409820), (6107, 330500), (6610, 305350), (7750, 260434), (9850, 204910), (12214, 165250), (13220, 152675), (15500, 130217), (16525, 122140), (19700, 102455), (20491, 98500), (24428, 82625), (24625, 81964), (30535, 66100), (33050, 61070), (40982, 49250)]