499528060

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{409}}^1\times {\mathrm{773}}^1$

素因数の和:1270

約数の個数: 48

約数和(自身を含む): 1066262400

約数和(自身を除く): 566734340

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 409, 773, 790, 818, 1546, 1580, 1636, 2045, 3092, 3865, 4090, 7730, 8180, 15460, 32311, 61067, 64622, 122134, 129244, 161555, 244268, 305335, 316157, 323110, 610670, 632314, 646220, 1221340, 1264628, 1580785, 3161570, 6323140, 24976403, 49952806, 99905612, 124882015, 249764030, 499528060]

約数ペア:

[(1, 499528060), (2, 249764030), (4, 124882015), (5, 99905612), (10, 49952806), (20, 24976403), (79, 6323140), (158, 3161570), (316, 1580785), (395, 1264628), (409, 1221340), (773, 646220), (790, 632314), (818, 610670), (1546, 323110), (1580, 316157), (1636, 305335), (2045, 244268), (3092, 161555), (3865, 129244), (4090, 122134), (7730, 64622), (8180, 61067), (15460, 32311)]