51117500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:181

約数の個数: 120

約数和(自身を含む): 134356992

約数和(自身を除く): 83239492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 35, 46, 50, 70, 92, 100, 115, 125, 127, 140, 161, 175, 230, 250, 254, 322, 350, 460, 500, 508, 575, 625, 635, 644, 700, 805, 875, 889, 1150, 1250, 1270, 1610, 1750, 1778, 2300, 2500, 2540, 2875, 2921, 3175, 3220, 3500, 3556, 4025, 4375, 4445, 5750, 5842, 6350, 8050, 8750, 8890, 11500, 11684, 12700, 14375, 14605, 15875, 16100, 17500, 17780, 20125, 20447, 22225, 28750, 29210, 31750, 40250, 40894, 44450, 57500, 58420, 63500, 73025, 79375, 80500, 81788, 88900, 100625, 102235, 111125, 146050, 158750, 201250, 204470, 222250, 292100, 317500, 365125, 402500, 408940, 444500, 511175, 555625, 730250, 1022350, 1111250, 1460500, 1825625, 2044700, 2222500, 2555875, 3651250, 5111750, 7302500, 10223500, 12779375, 25558750, 51117500]

約数ペア:

[(1, 51117500), (2, 25558750), (4, 12779375), (5, 10223500), (7, 7302500), (10, 5111750), (14, 3651250), (20, 2555875), (23, 2222500), (25, 2044700), (28, 1825625), (35, 1460500), (46, 1111250), (50, 1022350), (70, 730250), (92, 555625), (100, 511175), (115, 444500), (125, 408940), (127, 402500), (140, 365125), (161, 317500), (175, 292100), (230, 222250), (250, 204470), (254, 201250), (322, 158750), (350, 146050), (460, 111125), (500, 102235), (508, 100625), (575, 88900), (625, 81788), (635, 80500), (644, 79375), (700, 73025), (805, 63500), (875, 58420), (889, 57500), (1150, 44450), (1250, 40894), (1270, 40250), (1610, 31750), (1750, 29210), (1778, 28750), (2300, 22225), (2500, 20447), (2540, 20125), (2875, 17780), (2921, 17500), (3175, 16100), (3220, 15875), (3500, 14605), (3556, 14375), (4025, 12700), (4375, 11684), (4445, 11500), (5750, 8890), (5842, 8750), (6350, 8050)]