201320900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{6311}}^1$

素因数の和:6365

約数の個数: 72

約数和(自身を含む): 493093440

約数和(自身を除く): 291772540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 29, 44, 50, 55, 58, 100, 110, 116, 145, 220, 275, 290, 319, 550, 580, 638, 725, 1100, 1276, 1450, 1595, 2900, 3190, 6311, 6380, 7975, 12622, 15950, 25244, 31555, 31900, 63110, 69421, 126220, 138842, 157775, 183019, 277684, 315550, 347105, 366038, 631100, 694210, 732076, 915095, 1388420, 1735525, 1830190, 2013209, 3471050, 3660380, 4026418, 4575475, 6942100, 8052836, 9150950, 10066045, 18301900, 20132090, 40264180, 50330225, 100660450, 201320900]

約数ペア:

[(1, 201320900), (2, 100660450), (4, 50330225), (5, 40264180), (10, 20132090), (11, 18301900), (20, 10066045), (22, 9150950), (25, 8052836), (29, 6942100), (44, 4575475), (50, 4026418), (55, 3660380), (58, 3471050), (100, 2013209), (110, 1830190), (116, 1735525), (145, 1388420), (220, 915095), (275, 732076), (290, 694210), (319, 631100), (550, 366038), (580, 347105), (638, 315550), (725, 277684), (1100, 183019), (1276, 157775), (1450, 138842), (1595, 126220), (2900, 69421), (3190, 63110), (6311, 31900), (6380, 31555), (7975, 25244), (12622, 15950)]