71200720

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{10723}}^1$

素因数の和:10819

約数の個数: 40

約数和(自身を含む): 167551776

約数和(自身を除く): 96351056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 3320, 6640, 10723, 21446, 42892, 53615, 85784, 107230, 171568, 214460, 428920, 857840, 890009, 1780018, 3560036, 4450045, 7120072, 8900090, 14240144, 17800180, 35600360, 71200720]

約数ペア:

[(1, 71200720), (2, 35600360), (4, 17800180), (5, 14240144), (8, 8900090), (10, 7120072), (16, 4450045), (20, 3560036), (40, 1780018), (80, 890009), (83, 857840), (166, 428920), (332, 214460), (415, 171568), (664, 107230), (830, 85784), (1328, 53615), (1660, 42892), (3320, 21446), (6640, 10723)]