85565380

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1\times {\mathrm{401}}^1$

素因数の和:684

約数の個数: 48

約数和(自身を含む): 184778496

約数和(自身を除く): 99213116

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 227, 235, 401, 454, 470, 802, 908, 940, 1135, 1604, 2005, 2270, 4010, 4540, 8020, 10669, 18847, 21338, 37694, 42676, 53345, 75388, 91027, 94235, 106690, 182054, 188470, 213380, 364108, 376940, 455135, 910270, 1820540, 4278269, 8556538, 17113076, 21391345, 42782690, 85565380]

約数ペア:

[(1, 85565380), (2, 42782690), (4, 21391345), (5, 17113076), (10, 8556538), (20, 4278269), (47, 1820540), (94, 910270), (188, 455135), (227, 376940), (235, 364108), (401, 213380), (454, 188470), (470, 182054), (802, 106690), (908, 94235), (940, 91027), (1135, 75388), (1604, 53345), (2005, 42676), (2270, 37694), (4010, 21338), (4540, 18847), (8020, 10669)]