80142988

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{15739}}^1$

素因数の和:15829

約数の個数: 24

約数和(自身を含む): 149844800

約数和(自身を除く): 69701812

約数列:

[1, 2, 4, 19, 38, 67, 76, 134, 268, 1273, 2546, 5092, 15739, 31478, 62956, 299041, 598082, 1054513, 1196164, 2109026, 4218052, 20035747, 40071494, 80142988]

約数ペア:

[(1, 80142988), (2, 40071494), (4, 20035747), (19, 4218052), (38, 2109026), (67, 1196164), (76, 1054513), (134, 598082), (268, 299041), (1273, 62956), (2546, 31478), (5092, 15739)]