65313880

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{44131}}^1$

素因数の和:44179

約数の個数: 32

約数和(自身を含む): 150931440

約数和(自身を除く): 85617560

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 44131, 88262, 176524, 220655, 353048, 441310, 882620, 1632847, 1765240, 3265694, 6531388, 8164235, 13062776, 16328470, 32656940, 65313880]

約数ペア:

[(1, 65313880), (2, 32656940), (4, 16328470), (5, 13062776), (8, 8164235), (10, 6531388), (20, 3265694), (37, 1765240), (40, 1632847), (74, 882620), (148, 441310), (185, 353048), (296, 220655), (370, 176524), (740, 88262), (1480, 44131)]