779103520

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{28813}}^1$

素因数の和:28854

約数の個数: 72

約数和(自身を含む): 1993179636

約数和(自身を除く): 1214076116

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 169, 208, 260, 338, 416, 520, 676, 845, 1040, 1352, 1690, 2080, 2704, 3380, 5408, 6760, 13520, 27040, 28813, 57626, 115252, 144065, 230504, 288130, 374569, 461008, 576260, 749138, 922016, 1152520, 1498276, 1872845, 2305040, 2996552, 3745690, 4610080, 4869397, 5993104, 7491380, 9738794, 11986208, 14982760, 19477588, 24346985, 29965520, 38955176, 48693970, 59931040, 77910352, 97387940, 155820704, 194775880, 389551760, 779103520]

約数ペア:

[(1, 779103520), (2, 389551760), (4, 194775880), (5, 155820704), (8, 97387940), (10, 77910352), (13, 59931040), (16, 48693970), (20, 38955176), (26, 29965520), (32, 24346985), (40, 19477588), (52, 14982760), (65, 11986208), (80, 9738794), (104, 7491380), (130, 5993104), (160, 4869397), (169, 4610080), (208, 3745690), (260, 2996552), (338, 2305040), (416, 1872845), (520, 1498276), (676, 1152520), (845, 922016), (1040, 749138), (1352, 576260), (1690, 461008), (2080, 374569), (2704, 288130), (3380, 230504), (5408, 144065), (6760, 115252), (13520, 57626), (27040, 28813)]