31553080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{60679}}^1$

素因数の和:60703

約数の個数: 32

約数和(自身を含む): 76456800

約数和(自身を除く): 44903720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 60679, 121358, 242716, 303395, 485432, 606790, 788827, 1213580, 1577654, 2427160, 3155308, 3944135, 6310616, 7888270, 15776540, 31553080]

約数ペア:

[(1, 31553080), (2, 15776540), (4, 7888270), (5, 6310616), (8, 3944135), (10, 3155308), (13, 2427160), (20, 1577654), (26, 1213580), (40, 788827), (52, 606790), (65, 485432), (104, 303395), (130, 242716), (260, 121358), (520, 60679)]