68207920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{77509}}^1$

素因数の和:77533

約数の個数: 40

約数和(自身を含む): 173002320

約数和(自身を除く): 104794400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 77509, 155018, 310036, 387545, 620072, 775090, 852599, 1240144, 1550180, 1705198, 3100360, 3410396, 4262995, 6200720, 6820792, 8525990, 13641584, 17051980, 34103960, 68207920]

約数ペア:

[(1, 68207920), (2, 34103960), (4, 17051980), (5, 13641584), (8, 8525990), (10, 6820792), (11, 6200720), (16, 4262995), (20, 3410396), (22, 3100360), (40, 1705198), (44, 1550180), (55, 1240144), (80, 852599), (88, 775090), (110, 620072), (176, 387545), (220, 310036), (440, 155018), (880, 77509)]