201391300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{821}}^1$

素因数の和:1069

約数の個数: 72

約数和(自身を含む): 479469312

約数和(自身を除く): 278078012

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 223, 275, 446, 550, 821, 892, 1100, 1115, 1642, 2230, 2453, 3284, 4105, 4460, 4906, 5575, 8210, 9031, 9812, 11150, 12265, 16420, 18062, 20525, 22300, 24530, 36124, 41050, 45155, 49060, 61325, 82100, 90310, 122650, 180620, 183083, 225775, 245300, 366166, 451550, 732332, 903100, 915415, 1830830, 2013913, 3661660, 4027826, 4577075, 8055652, 9154150, 10069565, 18308300, 20139130, 40278260, 50347825, 100695650, 201391300]

約数ペア:

[(1, 201391300), (2, 100695650), (4, 50347825), (5, 40278260), (10, 20139130), (11, 18308300), (20, 10069565), (22, 9154150), (25, 8055652), (44, 4577075), (50, 4027826), (55, 3661660), (100, 2013913), (110, 1830830), (220, 915415), (223, 903100), (275, 732332), (446, 451550), (550, 366166), (821, 245300), (892, 225775), (1100, 183083), (1115, 180620), (1642, 122650), (2230, 90310), (2453, 82100), (3284, 61325), (4105, 49060), (4460, 45155), (4906, 41050), (5575, 36124), (8210, 24530), (9031, 22300), (9812, 20525), (11150, 18062), (12265, 16420)]