100720960

素因数分解:

$2^6\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1931}}^1$

素因数の和:2111

約数の個数: 56

約数和(自身を含む): 241438176

約数和(自身を除く): 140717216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 163, 320, 326, 652, 815, 1304, 1630, 1931, 2608, 3260, 3862, 5216, 6520, 7724, 9655, 10432, 13040, 15448, 19310, 26080, 30896, 38620, 52160, 61792, 77240, 123584, 154480, 308960, 314753, 617920, 629506, 1259012, 1573765, 2518024, 3147530, 5036048, 6295060, 10072096, 12590120, 20144192, 25180240, 50360480, 100720960]

約数ペア:

[(1, 100720960), (2, 50360480), (4, 25180240), (5, 20144192), (8, 12590120), (10, 10072096), (16, 6295060), (20, 5036048), (32, 3147530), (40, 2518024), (64, 1573765), (80, 1259012), (160, 629506), (163, 617920), (320, 314753), (326, 308960), (652, 154480), (815, 123584), (1304, 77240), (1630, 61792), (1931, 52160), (2608, 38620), (3260, 30896), (3862, 26080), (5216, 19310), (6520, 15448), (7724, 13040), (9655, 10432)]