79861340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{751}}^1$

素因数の和:1182

約数の個数: 48

約数和(自身を含む): 181292160

約数和(自身を除く): 101430820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 409, 751, 818, 1502, 1636, 2045, 3004, 3755, 4090, 5317, 7510, 8180, 9763, 10634, 15020, 19526, 21268, 26585, 39052, 48815, 53170, 97630, 106340, 195260, 307159, 614318, 1228636, 1535795, 3071590, 3993067, 6143180, 7986134, 15972268, 19965335, 39930670, 79861340]

約数ペア:

[(1, 79861340), (2, 39930670), (4, 19965335), (5, 15972268), (10, 7986134), (13, 6143180), (20, 3993067), (26, 3071590), (52, 1535795), (65, 1228636), (130, 614318), (260, 307159), (409, 195260), (751, 106340), (818, 97630), (1502, 53170), (1636, 48815), (2045, 39052), (3004, 26585), (3755, 21268), (4090, 19526), (5317, 15020), (7510, 10634), (8180, 9763)]