804930880

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193493}}^1$

素因数の和:193523

約数の個数: 56

約数和(自身を含む): 2064193992

約数和(自身を除く): 1259263112

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 193493, 386986, 773972, 967465, 1547944, 1934930, 2515409, 3095888, 3869860, 5030818, 6191776, 7739720, 10061636, 12383552, 12577045, 15479440, 20123272, 25154090, 30958880, 40246544, 50308180, 61917760, 80493088, 100616360, 160986176, 201232720, 402465440, 804930880]

約数ペア:

[(1, 804930880), (2, 402465440), (4, 201232720), (5, 160986176), (8, 100616360), (10, 80493088), (13, 61917760), (16, 50308180), (20, 40246544), (26, 30958880), (32, 25154090), (40, 20123272), (52, 15479440), (64, 12577045), (65, 12383552), (80, 10061636), (104, 7739720), (130, 6191776), (160, 5030818), (208, 3869860), (260, 3095888), (320, 2515409), (416, 1934930), (520, 1547944), (832, 967465), (1040, 773972), (2080, 386986), (4160, 193493)]