51186750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{139}}^1\times {\mathrm{491}}^1$

素因数の和:650

約数の個数: 64

約数和(自身を含む): 128943360

約数和(自身を除く): 77756610

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 125, 139, 150, 250, 278, 375, 417, 491, 695, 750, 834, 982, 1390, 1473, 2085, 2455, 2946, 3475, 4170, 4910, 6950, 7365, 10425, 12275, 14730, 17375, 20850, 24550, 34750, 36825, 52125, 61375, 68249, 73650, 104250, 122750, 136498, 184125, 204747, 341245, 368250, 409494, 682490, 1023735, 1706225, 2047470, 3412450, 5118675, 8531125, 10237350, 17062250, 25593375, 51186750]

約数ペア:

[(1, 51186750), (2, 25593375), (3, 17062250), (5, 10237350), (6, 8531125), (10, 5118675), (15, 3412450), (25, 2047470), (30, 1706225), (50, 1023735), (75, 682490), (125, 409494), (139, 368250), (150, 341245), (250, 204747), (278, 184125), (375, 136498), (417, 122750), (491, 104250), (695, 73650), (750, 68249), (834, 61375), (982, 52125), (1390, 36825), (1473, 34750), (2085, 24550), (2455, 20850), (2946, 17375), (3475, 14730), (4170, 12275), (4910, 10425), (6950, 7365)]