133136720

素因数分解:

$2^4\times 5^1\times {\mathrm{881}}^1\times {\mathrm{1889}}^1$

素因数の和:2783

約数の個数: 40

約数和(自身を含む): 310058280

約数和(自身を除く): 176921560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 881, 1762, 1889, 3524, 3778, 4405, 7048, 7556, 8810, 9445, 14096, 15112, 17620, 18890, 30224, 35240, 37780, 70480, 75560, 151120, 1664209, 3328418, 6656836, 8321045, 13313672, 16642090, 26627344, 33284180, 66568360, 133136720]

約数ペア:

[(1, 133136720), (2, 66568360), (4, 33284180), (5, 26627344), (8, 16642090), (10, 13313672), (16, 8321045), (20, 6656836), (40, 3328418), (80, 1664209), (881, 151120), (1762, 75560), (1889, 70480), (3524, 37780), (3778, 35240), (4405, 30224), (7048, 18890), (7556, 17620), (8810, 15112), (9445, 14096)]