90738080

素因数分解:

$2^5\times 5^1\times {\mathrm{317}}^1\times {\mathrm{1789}}^1$

素因数の和:2121

約数の個数: 48

約数和(自身を含む): 215165160

約数和(自身を除く): 124427080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 317, 634, 1268, 1585, 1789, 2536, 3170, 3578, 5072, 6340, 7156, 8945, 10144, 12680, 14312, 17890, 25360, 28624, 35780, 50720, 57248, 71560, 143120, 286240, 567113, 1134226, 2268452, 2835565, 4536904, 5671130, 9073808, 11342260, 18147616, 22684520, 45369040, 90738080]

約数ペア:

[(1, 90738080), (2, 45369040), (4, 22684520), (5, 18147616), (8, 11342260), (10, 9073808), (16, 5671130), (20, 4536904), (32, 2835565), (40, 2268452), (80, 1134226), (160, 567113), (317, 286240), (634, 143120), (1268, 71560), (1585, 57248), (1789, 50720), (2536, 35780), (3170, 28624), (3578, 25360), (5072, 17890), (6340, 14312), (7156, 12680), (8945, 10144)]