72262160

素因数分解:

$2^4\times 5^1\times {\mathrm{443}}^1\times {\mathrm{2039}}^1$

素因数の和:2495

約数の個数: 40

約数和(自身を含む): 168471360

約数和(自身を除く): 96209200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 443, 886, 1772, 2039, 2215, 3544, 4078, 4430, 7088, 8156, 8860, 10195, 16312, 17720, 20390, 32624, 35440, 40780, 81560, 163120, 903277, 1806554, 3613108, 4516385, 7226216, 9032770, 14452432, 18065540, 36131080, 72262160]

約数ペア:

[(1, 72262160), (2, 36131080), (4, 18065540), (5, 14452432), (8, 9032770), (10, 7226216), (16, 4516385), (20, 3613108), (40, 1806554), (80, 903277), (443, 163120), (886, 81560), (1772, 40780), (2039, 35440), (2215, 32624), (3544, 20390), (4078, 17720), (4430, 16312), (7088, 10195), (8156, 8860)]