25157500

素因数分解:

$2^2\times 5^4\times {\mathrm{29}}^1\times {\mathrm{347}}^1$

素因数の和:400

約数の個数: 60

約数和(自身を含む): 57075480

約数和(自身を除く): 31917980

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 125, 145, 250, 290, 347, 500, 580, 625, 694, 725, 1250, 1388, 1450, 1735, 2500, 2900, 3470, 3625, 6940, 7250, 8675, 10063, 14500, 17350, 18125, 20126, 34700, 36250, 40252, 43375, 50315, 72500, 86750, 100630, 173500, 201260, 216875, 251575, 433750, 503150, 867500, 1006300, 1257875, 2515750, 5031500, 6289375, 12578750, 25157500]

約数ペア:

[(1, 25157500), (2, 12578750), (4, 6289375), (5, 5031500), (10, 2515750), (20, 1257875), (25, 1006300), (29, 867500), (50, 503150), (58, 433750), (100, 251575), (116, 216875), (125, 201260), (145, 173500), (250, 100630), (290, 86750), (347, 72500), (500, 50315), (580, 43375), (625, 40252), (694, 36250), (725, 34700), (1250, 20126), (1388, 18125), (1450, 17350), (1735, 14500), (2500, 10063), (2900, 8675), (3470, 7250), (3625, 6940)]