880795250

素因数分解:

$2^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{3919}}^1$

素因数の和:3996

約数の個数: 64

約数和(自身を含む): 1761177600

約数和(自身を除く): 880382350

約数列:

[1, 2, 5, 10, 25, 29, 31, 50, 58, 62, 125, 145, 155, 250, 290, 310, 725, 775, 899, 1450, 1550, 1798, 3625, 3875, 3919, 4495, 7250, 7750, 7838, 8990, 19595, 22475, 39190, 44950, 97975, 112375, 113651, 121489, 195950, 224750, 227302, 242978, 489875, 568255, 607445, 979750, 1136510, 1214890, 2841275, 3037225, 3523181, 5682550, 6074450, 7046362, 14206375, 15186125, 17615905, 28412750, 30372250, 35231810, 88079525, 176159050, 440397625, 880795250]

約数ペア:

[(1, 880795250), (2, 440397625), (5, 176159050), (10, 88079525), (25, 35231810), (29, 30372250), (31, 28412750), (50, 17615905), (58, 15186125), (62, 14206375), (125, 7046362), (145, 6074450), (155, 5682550), (250, 3523181), (290, 3037225), (310, 2841275), (725, 1214890), (775, 1136510), (899, 979750), (1450, 607445), (1550, 568255), (1798, 489875), (3625, 242978), (3875, 227302), (3919, 224750), (4495, 195950), (7250, 121489), (7750, 113651), (7838, 112375), (8990, 97975), (19595, 44950), (22475, 39190)]