8173192180

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{35051}}^1$

素因数の和:35280

約数の個数: 48

約数和(自身を含む): 17489545920

約数和(自身を除く): 9316353740

約数列:

[1, 2, 4, 5, 10, 20, 89, 131, 178, 262, 356, 445, 524, 655, 890, 1310, 1780, 2620, 11659, 23318, 35051, 46636, 58295, 70102, 116590, 140204, 175255, 233180, 350510, 701020, 3119539, 4591681, 6239078, 9183362, 12478156, 15597695, 18366724, 22958405, 31195390, 45916810, 62390780, 91833620, 408659609, 817319218, 1634638436, 2043298045, 4086596090, 8173192180]

約数ペア:

[(1, 8173192180), (2, 4086596090), (4, 2043298045), (5, 1634638436), (10, 817319218), (20, 408659609), (89, 91833620), (131, 62390780), (178, 45916810), (262, 31195390), (356, 22958405), (445, 18366724), (524, 15597695), (655, 12478156), (890, 9183362), (1310, 6239078), (1780, 4591681), (2620, 3119539), (11659, 701020), (23318, 350510), (35051, 233180), (46636, 175255), (58295, 140204), (70102, 116590)]