25249100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:267

約数の個数: 72

約数和(自身を含む): 58694160

約数和(自身を除く): 33445060

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 97, 100, 137, 190, 194, 274, 380, 388, 475, 485, 548, 685, 950, 970, 1370, 1843, 1900, 1940, 2425, 2603, 2740, 3425, 3686, 4850, 5206, 6850, 7372, 9215, 9700, 10412, 13015, 13289, 13700, 18430, 26030, 26578, 36860, 46075, 52060, 53156, 65075, 66445, 92150, 130150, 132890, 184300, 252491, 260300, 265780, 332225, 504982, 664450, 1009964, 1262455, 1328900, 2524910, 5049820, 6312275, 12624550, 25249100]

約数ペア:

[(1, 25249100), (2, 12624550), (4, 6312275), (5, 5049820), (10, 2524910), (19, 1328900), (20, 1262455), (25, 1009964), (38, 664450), (50, 504982), (76, 332225), (95, 265780), (97, 260300), (100, 252491), (137, 184300), (190, 132890), (194, 130150), (274, 92150), (380, 66445), (388, 65075), (475, 53156), (485, 52060), (548, 46075), (685, 36860), (950, 26578), (970, 26030), (1370, 18430), (1843, 13700), (1900, 13289), (1940, 13015), (2425, 10412), (2603, 9700), (2740, 9215), (3425, 7372), (3686, 6850), (4850, 5206)]