105372280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{202639}}^1$

素因数の和:202663

約数の個数: 32

約数和(自身を含む): 255326400

約数和(自身を除く): 149954120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 202639, 405278, 810556, 1013195, 1621112, 2026390, 2634307, 4052780, 5268614, 8105560, 10537228, 13171535, 21074456, 26343070, 52686140, 105372280]

約数ペア:

[(1, 105372280), (2, 52686140), (4, 26343070), (5, 21074456), (8, 13171535), (10, 10537228), (13, 8105560), (20, 5268614), (26, 4052780), (40, 2634307), (52, 2026390), (65, 1621112), (104, 1013195), (130, 810556), (260, 405278), (520, 202639)]