25654750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1$

素因数の和:538

約数の個数: 64

約数和(自身を含む): 55261440

約数和(自身を除く): 29606690

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 125, 190, 209, 250, 275, 418, 475, 491, 550, 950, 982, 1045, 1375, 2090, 2375, 2455, 2750, 4750, 4910, 5225, 5401, 9329, 10450, 10802, 12275, 18658, 24550, 26125, 27005, 46645, 52250, 54010, 61375, 93290, 102619, 122750, 135025, 205238, 233225, 270050, 466450, 513095, 675125, 1026190, 1166125, 1350250, 2332250, 2565475, 5130950, 12827375, 25654750]

約数ペア:

[(1, 25654750), (2, 12827375), (5, 5130950), (10, 2565475), (11, 2332250), (19, 1350250), (22, 1166125), (25, 1026190), (38, 675125), (50, 513095), (55, 466450), (95, 270050), (110, 233225), (125, 205238), (190, 135025), (209, 122750), (250, 102619), (275, 93290), (418, 61375), (475, 54010), (491, 52250), (550, 46645), (950, 27005), (982, 26125), (1045, 24550), (1375, 18658), (2090, 12275), (2375, 10802), (2455, 10450), (2750, 9329), (4750, 5401), (4910, 5225)]