520175240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{76949}}^1$

素因数の和:76986

約数の個数: 48

約数和(自身を含む): 1267366500

約数和(自身を除く): 747191260

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 76949, 153898, 307796, 384745, 615592, 769490, 1000337, 1538980, 2000674, 3077960, 4001348, 5001685, 8002696, 10003370, 13004381, 20006740, 26008762, 40013480, 52017524, 65021905, 104035048, 130043810, 260087620, 520175240]

約数ペア:

[(1, 520175240), (2, 260087620), (4, 130043810), (5, 104035048), (8, 65021905), (10, 52017524), (13, 40013480), (20, 26008762), (26, 20006740), (40, 13004381), (52, 10003370), (65, 8002696), (104, 5001685), (130, 4001348), (169, 3077960), (260, 2000674), (338, 1538980), (520, 1000337), (676, 769490), (845, 615592), (1352, 384745), (1690, 307796), (3380, 153898), (6760, 76949)]