25009660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2237}}^1$

素因数の和:2302

約数の個数: 48

約数和(自身を含む): 57901536

約数和(自身を除く): 32891876

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 2236, 2237, 2795, 4474, 5590, 8948, 11180, 11185, 22370, 29081, 44740, 58162, 96191, 116324, 145405, 192382, 290810, 384764, 480955, 581620, 961910, 1250483, 1923820, 2500966, 5001932, 6252415, 12504830, 25009660]

約数ペア:

[(1, 25009660), (2, 12504830), (4, 6252415), (5, 5001932), (10, 2500966), (13, 1923820), (20, 1250483), (26, 961910), (43, 581620), (52, 480955), (65, 384764), (86, 290810), (130, 192382), (172, 145405), (215, 116324), (260, 96191), (430, 58162), (559, 44740), (860, 29081), (1118, 22370), (2236, 11185), (2237, 11180), (2795, 8948), (4474, 5590)]