206543290025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1\times {\mathrm{31663}}^1$

素因数の和:32166

約数の個数: 48

約数和(自身を含む): 278926909440

約数和(自身を除く): 72383619415

約数列:

[1, 5, 19, 25, 31, 95, 155, 443, 475, 589, 775, 2215, 2945, 8417, 11075, 13733, 14725, 31663, 42085, 68665, 158315, 210425, 260927, 343325, 601597, 791575, 981553, 1304635, 3007985, 4907765, 6523175, 14026709, 15039925, 18649507, 24538825, 70133545, 93247535, 266507471, 350667725, 434827979, 466237675, 1332537355, 2174139895, 6662686775, 8261731601, 10870699475, 41308658005, 206543290025]

約数ペア:

[(1, 206543290025), (5, 41308658005), (19, 10870699475), (25, 8261731601), (31, 6662686775), (95, 2174139895), (155, 1332537355), (443, 466237675), (475, 434827979), (589, 350667725), (775, 266507471), (2215, 93247535), (2945, 70133545), (8417, 24538825), (11075, 18649507), (13733, 15039925), (14725, 14026709), (31663, 6523175), (42085, 4907765), (68665, 3007985), (158315, 1304635), (210425, 981553), (260927, 791575), (343325, 601597)]