202807580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{3001}}^1$

素因数の和:3150

約数の個数: 48

約数和(自身を含む): 443815680

約数和(自身を除く): 241008100

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 109, 124, 155, 218, 310, 436, 545, 620, 1090, 2180, 3001, 3379, 6002, 6758, 12004, 13516, 15005, 16895, 30010, 33790, 60020, 67580, 93031, 186062, 327109, 372124, 465155, 654218, 930310, 1308436, 1635545, 1860620, 3271090, 6542180, 10140379, 20280758, 40561516, 50701895, 101403790, 202807580]

約数ペア:

[(1, 202807580), (2, 101403790), (4, 50701895), (5, 40561516), (10, 20280758), (20, 10140379), (31, 6542180), (62, 3271090), (109, 1860620), (124, 1635545), (155, 1308436), (218, 930310), (310, 654218), (436, 465155), (545, 372124), (620, 327109), (1090, 186062), (2180, 93031), (3001, 67580), (3379, 60020), (6002, 33790), (6758, 30010), (12004, 16895), (13516, 15005)]