80610080

素因数分解:

$2^5\times 5^1\times {\mathrm{157}}^1\times {\mathrm{3209}}^1$

素因数の和:3381

約数の個数: 48

約数和(自身を含む): 191714040

約数和(自身を除く): 111103960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 157, 160, 314, 628, 785, 1256, 1570, 2512, 3140, 3209, 5024, 6280, 6418, 12560, 12836, 16045, 25120, 25672, 32090, 51344, 64180, 102688, 128360, 256720, 503813, 513440, 1007626, 2015252, 2519065, 4030504, 5038130, 8061008, 10076260, 16122016, 20152520, 40305040, 80610080]

約数ペア:

[(1, 80610080), (2, 40305040), (4, 20152520), (5, 16122016), (8, 10076260), (10, 8061008), (16, 5038130), (20, 4030504), (32, 2519065), (40, 2015252), (80, 1007626), (157, 513440), (160, 503813), (314, 256720), (628, 128360), (785, 102688), (1256, 64180), (1570, 51344), (2512, 32090), (3140, 25672), (3209, 25120), (5024, 16045), (6280, 12836), (6418, 12560)]