83240720

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{13171}}^1$

素因数の和:13263

約数の個数: 40

約数和(自身を含む): 195999360

約数和(自身を除く): 112758640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 13171, 26342, 52684, 65855, 105368, 131710, 210736, 263420, 526840, 1040509, 1053680, 2081018, 4162036, 5202545, 8324072, 10405090, 16648144, 20810180, 41620360, 83240720]

約数ペア:

[(1, 83240720), (2, 41620360), (4, 20810180), (5, 16648144), (8, 10405090), (10, 8324072), (16, 5202545), (20, 4162036), (40, 2081018), (79, 1053680), (80, 1040509), (158, 526840), (316, 263420), (395, 210736), (632, 131710), (790, 105368), (1264, 65855), (1580, 52684), (3160, 26342), (6320, 13171)]