51363980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{62639}}^1$

素因数の和:62689

約数の個数: 24

約数和(自身を含む): 110496960

約数和(自身を除く): 59132980

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 62639, 125278, 250556, 313195, 626390, 1252780, 2568199, 5136398, 10272796, 12840995, 25681990, 51363980]

約数ペア:

[(1, 51363980), (2, 25681990), (4, 12840995), (5, 10272796), (10, 5136398), (20, 2568199), (41, 1252780), (82, 626390), (164, 313195), (205, 250556), (410, 125278), (820, 62639)]