200528120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{385631}}^1$

素因数の和:385655

約数の個数: 32

約数和(自身を含む): 485896320

約数和(自身を除く): 285368200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 385631, 771262, 1542524, 1928155, 3085048, 3856310, 5013203, 7712620, 10026406, 15425240, 20052812, 25066015, 40105624, 50132030, 100264060, 200528120]

約数ペア:

[(1, 200528120), (2, 100264060), (4, 50132030), (5, 40105624), (8, 25066015), (10, 20052812), (13, 15425240), (20, 10026406), (26, 7712620), (40, 5013203), (52, 3856310), (65, 3085048), (104, 1928155), (130, 1542524), (260, 771262), (520, 385631)]