13279760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^2$

素因数の和:252

約数の個数: 60

約数和(自身を含む): 33547332

約数和(自身を除く): 20267572

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 113, 130, 208, 226, 260, 452, 520, 565, 904, 1040, 1130, 1469, 1808, 2260, 2938, 4520, 5876, 7345, 9040, 11752, 12769, 14690, 23504, 25538, 29380, 51076, 58760, 63845, 102152, 117520, 127690, 165997, 204304, 255380, 331994, 510760, 663988, 829985, 1021520, 1327976, 1659970, 2655952, 3319940, 6639880, 13279760]

約数ペア:

[(1, 13279760), (2, 6639880), (4, 3319940), (5, 2655952), (8, 1659970), (10, 1327976), (13, 1021520), (16, 829985), (20, 663988), (26, 510760), (40, 331994), (52, 255380), (65, 204304), (80, 165997), (104, 127690), (113, 117520), (130, 102152), (208, 63845), (226, 58760), (260, 51076), (452, 29380), (520, 25538), (565, 23504), (904, 14690), (1040, 12769), (1130, 11752), (1469, 9040), (1808, 7345), (2260, 5876), (2938, 4520)]