425680960

素因数分解:

$2^6\times 5^1\times {\mathrm{1330253}}^1$

素因数の和:1330270

約数の個数: 28

約数和(自身を含む): 1013653548

約数和(自身を除く): 587972588

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 1330253, 2660506, 5321012, 6651265, 10642024, 13302530, 21284048, 26605060, 42568096, 53210120, 85136192, 106420240, 212840480, 425680960]

約数ペア:

[(1, 425680960), (2, 212840480), (4, 106420240), (5, 85136192), (8, 53210120), (10, 42568096), (16, 26605060), (20, 21284048), (32, 13302530), (40, 10642024), (64, 6651265), (80, 5321012), (160, 2660506), (320, 1330253)]