201895250

素因数分解:

$2^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:396

約数の個数: 64

約数和(自身を含む): 395366400

約数和(自身を除く): 193471150

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 109, 125, 155, 218, 239, 250, 310, 478, 545, 775, 1090, 1195, 1550, 2390, 2725, 3379, 3875, 5450, 5975, 6758, 7409, 7750, 11950, 13625, 14818, 16895, 26051, 27250, 29875, 33790, 37045, 52102, 59750, 74090, 84475, 130255, 168950, 185225, 260510, 370450, 422375, 651275, 807581, 844750, 926125, 1302550, 1615162, 1852250, 3256375, 4037905, 6512750, 8075810, 20189525, 40379050, 100947625, 201895250]

約数ペア:

[(1, 201895250), (2, 100947625), (5, 40379050), (10, 20189525), (25, 8075810), (31, 6512750), (50, 4037905), (62, 3256375), (109, 1852250), (125, 1615162), (155, 1302550), (218, 926125), (239, 844750), (250, 807581), (310, 651275), (478, 422375), (545, 370450), (775, 260510), (1090, 185225), (1195, 168950), (1550, 130255), (2390, 84475), (2725, 74090), (3379, 59750), (3875, 52102), (5450, 37045), (5975, 33790), (6758, 29875), (7409, 27250), (7750, 26051), (11950, 16895), (13625, 14818)]