80736290

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{1399}}^1$

素因数の和:1634

約数の個数: 32

約数和(自身を含む): 151200000

約数和(自身を除く): 70463710

約数列:

[1, 2, 5, 10, 29, 58, 145, 199, 290, 398, 995, 1399, 1990, 2798, 5771, 6995, 11542, 13990, 28855, 40571, 57710, 81142, 202855, 278401, 405710, 556802, 1392005, 2784010, 8073629, 16147258, 40368145, 80736290]

約数ペア:

[(1, 80736290), (2, 40368145), (5, 16147258), (10, 8073629), (29, 2784010), (58, 1392005), (145, 556802), (199, 405710), (290, 278401), (398, 202855), (995, 81142), (1399, 57710), (1990, 40571), (2798, 28855), (5771, 13990), (6995, 11542)]