81463890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{1627}}^1\times {\mathrm{1669}}^1$

素因数の和:3306

約数の個数: 32

約数和(自身を含む): 195750720

約数和(自身を除く): 114286830

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 1627, 1669, 3254, 3338, 4881, 5007, 8135, 8345, 9762, 10014, 16270, 16690, 24405, 25035, 48810, 50070, 2715463, 5430926, 8146389, 13577315, 16292778, 27154630, 40731945, 81463890]

約数ペア:

[(1, 81463890), (2, 40731945), (3, 27154630), (5, 16292778), (6, 13577315), (10, 8146389), (15, 5430926), (30, 2715463), (1627, 50070), (1669, 48810), (3254, 25035), (3338, 24405), (4881, 16690), (5007, 16270), (8135, 10014), (8345, 9762)]