7135280

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1129}}^1$

素因数の和:1221

約数の個数: 40

約数和(自身を含む): 16814400

約数和(自身を除く): 9679120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1129, 1264, 1580, 2258, 3160, 4516, 5645, 6320, 9032, 11290, 18064, 22580, 45160, 89191, 90320, 178382, 356764, 445955, 713528, 891910, 1427056, 1783820, 3567640, 7135280]

約数ペア:

[(1, 7135280), (2, 3567640), (4, 1783820), (5, 1427056), (8, 891910), (10, 713528), (16, 445955), (20, 356764), (40, 178382), (79, 90320), (80, 89191), (158, 45160), (316, 22580), (395, 18064), (632, 11290), (790, 9032), (1129, 6320), (1264, 5645), (1580, 4516), (2258, 3160)]