80106520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1213}}^1$

素因数の和:1364

約数の個数: 64

約数和(自身を含む): 195793920

約数和(自身を除く): 115687400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 127, 130, 254, 260, 508, 520, 635, 1016, 1213, 1270, 1651, 2426, 2540, 3302, 4852, 5080, 6065, 6604, 8255, 9704, 12130, 13208, 15769, 16510, 24260, 31538, 33020, 48520, 63076, 66040, 78845, 126152, 154051, 157690, 308102, 315380, 616204, 630760, 770255, 1232408, 1540510, 2002663, 3081020, 4005326, 6162040, 8010652, 10013315, 16021304, 20026630, 40053260, 80106520]

約数ペア:

[(1, 80106520), (2, 40053260), (4, 20026630), (5, 16021304), (8, 10013315), (10, 8010652), (13, 6162040), (20, 4005326), (26, 3081020), (40, 2002663), (52, 1540510), (65, 1232408), (104, 770255), (127, 630760), (130, 616204), (254, 315380), (260, 308102), (508, 157690), (520, 154051), (635, 126152), (1016, 78845), (1213, 66040), (1270, 63076), (1651, 48520), (2426, 33020), (2540, 31538), (3302, 24260), (4852, 16510), (5080, 15769), (6065, 13208), (6604, 12130), (8255, 9704)]