61568720

素因数分解:

$2^4\times 5^1\times {\mathrm{269}}^1\times {\mathrm{2861}}^1$

素因数の和:3143

約数の個数: 40

約数和(自身を含む): 143729640

約数和(自身を除く): 82160920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 269, 538, 1076, 1345, 2152, 2690, 2861, 4304, 5380, 5722, 10760, 11444, 14305, 21520, 22888, 28610, 45776, 57220, 114440, 228880, 769609, 1539218, 3078436, 3848045, 6156872, 7696090, 12313744, 15392180, 30784360, 61568720]

約数ペア:

[(1, 61568720), (2, 30784360), (4, 15392180), (5, 12313744), (8, 7696090), (10, 6156872), (16, 3848045), (20, 3078436), (40, 1539218), (80, 769609), (269, 228880), (538, 114440), (1076, 57220), (1345, 45776), (2152, 28610), (2690, 22888), (2861, 21520), (4304, 14305), (5380, 11444), (5722, 10760)]