87766900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{373}}^1$

素因数の和:581

約数の個数: 72

約数和(自身を含む): 206790584

約数和(自身を除く): 119023684

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 181, 260, 325, 362, 373, 650, 724, 746, 905, 1300, 1492, 1810, 1865, 2353, 3620, 3730, 4525, 4706, 4849, 7460, 9050, 9325, 9412, 9698, 11765, 18100, 18650, 19396, 23530, 24245, 37300, 47060, 48490, 58825, 67513, 96980, 117650, 121225, 135026, 235300, 242450, 270052, 337565, 484900, 675130, 877669, 1350260, 1687825, 1755338, 3375650, 3510676, 4388345, 6751300, 8776690, 17553380, 21941725, 43883450, 87766900]

約数ペア:

[(1, 87766900), (2, 43883450), (4, 21941725), (5, 17553380), (10, 8776690), (13, 6751300), (20, 4388345), (25, 3510676), (26, 3375650), (50, 1755338), (52, 1687825), (65, 1350260), (100, 877669), (130, 675130), (181, 484900), (260, 337565), (325, 270052), (362, 242450), (373, 235300), (650, 135026), (724, 121225), (746, 117650), (905, 96980), (1300, 67513), (1492, 58825), (1810, 48490), (1865, 47060), (2353, 37300), (3620, 24245), (3730, 23530), (4525, 19396), (4706, 18650), (4849, 18100), (7460, 11765), (9050, 9698), (9325, 9412)]