51655490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{349}}^1$

素因数の和:435

約数の個数: 48

約数和(自身を含む): 100812600

約数和(自身を除く): 49157110

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 349, 361, 410, 698, 722, 779, 1558, 1745, 1805, 3490, 3610, 3895, 6631, 7790, 13262, 14309, 14801, 28618, 29602, 33155, 66310, 71545, 74005, 125989, 143090, 148010, 251978, 271871, 543742, 629945, 1259890, 1359355, 2718710, 5165549, 10331098, 25827745, 51655490]

約数ペア:

[(1, 51655490), (2, 25827745), (5, 10331098), (10, 5165549), (19, 2718710), (38, 1359355), (41, 1259890), (82, 629945), (95, 543742), (190, 271871), (205, 251978), (349, 148010), (361, 143090), (410, 125989), (698, 74005), (722, 71545), (779, 66310), (1558, 33155), (1745, 29602), (1805, 28618), (3490, 14801), (3610, 14309), (3895, 13262), (6631, 7790)]