784990090

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{19207}}^1$

素因数の和:19342

約数の個数: 32

約数和(自身を含む): 1457656704

約数和(自身を除く): 672666614

約数列:

[1, 2, 5, 10, 61, 67, 122, 134, 305, 335, 610, 670, 4087, 8174, 19207, 20435, 38414, 40870, 96035, 192070, 1171627, 1286869, 2343254, 2573738, 5858135, 6434345, 11716270, 12868690, 78499009, 156998018, 392495045, 784990090]

約数ペア:

[(1, 784990090), (2, 392495045), (5, 156998018), (10, 78499009), (61, 12868690), (67, 11716270), (122, 6434345), (134, 5858135), (305, 2573738), (335, 2343254), (610, 1286869), (670, 1171627), (4087, 192070), (8174, 96035), (19207, 40870), (20435, 38414)]