70641880

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{809}}^1$

素因数の和:916

約数の個数: 64

約数和(自身を含む): 166212000

約数和(自身を除く): 95570120

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 59, 74, 118, 148, 185, 236, 295, 296, 370, 472, 590, 740, 809, 1180, 1480, 1618, 2183, 2360, 3236, 4045, 4366, 6472, 8090, 8732, 10915, 16180, 17464, 21830, 29933, 32360, 43660, 47731, 59866, 87320, 95462, 119732, 149665, 190924, 238655, 239464, 299330, 381848, 477310, 598660, 954620, 1197320, 1766047, 1909240, 3532094, 7064188, 8830235, 14128376, 17660470, 35320940, 70641880]

約数ペア:

[(1, 70641880), (2, 35320940), (4, 17660470), (5, 14128376), (8, 8830235), (10, 7064188), (20, 3532094), (37, 1909240), (40, 1766047), (59, 1197320), (74, 954620), (118, 598660), (148, 477310), (185, 381848), (236, 299330), (295, 239464), (296, 238655), (370, 190924), (472, 149665), (590, 119732), (740, 95462), (809, 87320), (1180, 59866), (1480, 47731), (1618, 43660), (2183, 32360), (2360, 29933), (3236, 21830), (4045, 17464), (4366, 16180), (6472, 10915), (8090, 8732)]