261097393712

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{2833}}^1\times {\mathrm{122557}}^1$

素因数の和:125445

約数の個数: 40

約数和(自身を含む): 516826105536

約数和(自身を除く): 255728711824

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 2833, 5666, 11332, 22664, 45328, 122557, 133151, 245114, 266302, 490228, 532604, 980456, 1065208, 1960912, 2130416, 5760179, 11520358, 23040716, 46081432, 92162864, 347203981, 694407962, 1388815924, 2777631848, 5555263696, 16318587107, 32637174214, 65274348428, 130548696856, 261097393712]

約数ペア:

[(1, 261097393712), (2, 130548696856), (4, 65274348428), (8, 32637174214), (16, 16318587107), (47, 5555263696), (94, 2777631848), (188, 1388815924), (376, 694407962), (752, 347203981), (2833, 92162864), (5666, 46081432), (11332, 23040716), (22664, 11520358), (45328, 5760179), (122557, 2130416), (133151, 1960912), (245114, 1065208), (266302, 980456), (490228, 532604)]