80477340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{673}}^1\times {\mathrm{1993}}^1$

素因数の和:2678

約数の個数: 48

約数和(自身を含む): 225784608

約数和(自身を除く): 145307268

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 673, 1346, 1993, 2019, 2692, 3365, 3986, 4038, 5979, 6730, 7972, 8076, 9965, 10095, 11958, 13460, 19930, 20190, 23916, 29895, 39860, 40380, 59790, 119580, 1341289, 2682578, 4023867, 5365156, 6706445, 8047734, 13412890, 16095468, 20119335, 26825780, 40238670, 80477340]

約数ペア:

[(1, 80477340), (2, 40238670), (3, 26825780), (4, 20119335), (5, 16095468), (6, 13412890), (10, 8047734), (12, 6706445), (15, 5365156), (20, 4023867), (30, 2682578), (60, 1341289), (673, 119580), (1346, 59790), (1993, 40380), (2019, 39860), (2692, 29895), (3365, 23916), (3986, 20190), (4038, 19930), (5979, 13460), (6730, 11958), (7972, 10095), (8076, 9965)]