80059780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1\times {\mathrm{647}}^1$

素因数の和:948

約数の個数: 48

約数和(自身を含む): 176359680

約数和(自身を除く): 96299900

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 269, 460, 538, 647, 1076, 1294, 1345, 2588, 2690, 3235, 5380, 6187, 6470, 12374, 12940, 14881, 24748, 29762, 30935, 59524, 61870, 74405, 123740, 148810, 174043, 297620, 348086, 696172, 870215, 1740430, 3480860, 4002989, 8005978, 16011956, 20014945, 40029890, 80059780]

約数ペア:

[(1, 80059780), (2, 40029890), (4, 20014945), (5, 16011956), (10, 8005978), (20, 4002989), (23, 3480860), (46, 1740430), (92, 870215), (115, 696172), (230, 348086), (269, 297620), (460, 174043), (538, 148810), (647, 123740), (1076, 74405), (1294, 61870), (1345, 59524), (2588, 30935), (2690, 29762), (3235, 24748), (5380, 14881), (6187, 12940), (6470, 12374)]