78221200

素因数分解:

$2^4\times 5^2\times {\mathrm{283}}^1\times {\mathrm{691}}^1$

素因数の和:992

約数の個数: 60

約数和(自身を含む): 188863408

約数和(自身を除く): 110642208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 283, 400, 566, 691, 1132, 1382, 1415, 2264, 2764, 2830, 3455, 4528, 5528, 5660, 6910, 7075, 11056, 11320, 13820, 14150, 17275, 22640, 27640, 28300, 34550, 55280, 56600, 69100, 113200, 138200, 195553, 276400, 391106, 782212, 977765, 1564424, 1955530, 3128848, 3911060, 4888825, 7822120, 9777650, 15644240, 19555300, 39110600, 78221200]

約数ペア:

[(1, 78221200), (2, 39110600), (4, 19555300), (5, 15644240), (8, 9777650), (10, 7822120), (16, 4888825), (20, 3911060), (25, 3128848), (40, 1955530), (50, 1564424), (80, 977765), (100, 782212), (200, 391106), (283, 276400), (400, 195553), (566, 138200), (691, 113200), (1132, 69100), (1382, 56600), (1415, 55280), (2264, 34550), (2764, 28300), (2830, 27640), (3455, 22640), (4528, 17275), (5528, 14150), (5660, 13820), (6910, 11320), (7075, 11056)]