79020880

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{18637}}^1$

素因数の和:18703

約数の個数: 40

約数和(自身を含む): 187200072

約数和(自身を除く): 108179192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 18637, 37274, 74548, 93185, 149096, 186370, 298192, 372740, 745480, 987761, 1490960, 1975522, 3951044, 4938805, 7902088, 9877610, 15804176, 19755220, 39510440, 79020880]

約数ペア:

[(1, 79020880), (2, 39510440), (4, 19755220), (5, 15804176), (8, 9877610), (10, 7902088), (16, 4938805), (20, 3951044), (40, 1975522), (53, 1490960), (80, 987761), (106, 745480), (212, 372740), (265, 298192), (424, 186370), (530, 149096), (848, 93185), (1060, 74548), (2120, 37274), (4240, 18637)]