89239190

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:237

約数の個数: 64

約数和(自身を含む): 173352960

約数和(自身を除く): 84113770

約数列:

[1, 2, 5, 10, 37, 43, 71, 74, 79, 86, 142, 158, 185, 215, 355, 370, 395, 430, 710, 790, 1591, 2627, 2923, 3053, 3182, 3397, 5254, 5609, 5846, 6106, 6794, 7955, 11218, 13135, 14615, 15265, 15910, 16985, 26270, 28045, 29230, 30530, 33970, 56090, 112961, 125689, 207533, 225922, 241187, 251378, 415066, 482374, 564805, 628445, 1037665, 1129610, 1205935, 1256890, 2075330, 2411870, 8923919, 17847838, 44619595, 89239190]

約数ペア:

[(1, 89239190), (2, 44619595), (5, 17847838), (10, 8923919), (37, 2411870), (43, 2075330), (71, 1256890), (74, 1205935), (79, 1129610), (86, 1037665), (142, 628445), (158, 564805), (185, 482374), (215, 415066), (355, 251378), (370, 241187), (395, 225922), (430, 207533), (710, 125689), (790, 112961), (1591, 56090), (2627, 33970), (2923, 30530), (3053, 29230), (3182, 28045), (3397, 26270), (5254, 16985), (5609, 15910), (5846, 15265), (6106, 14615), (6794, 13135), (7955, 11218)]