85321704

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1$

素因数の和:467

約数の個数: 128

約数和(自身を含む): 248976000

約数和(自身を除く): 163654296

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 37, 38, 39, 52, 57, 74, 76, 78, 104, 111, 114, 148, 152, 156, 222, 228, 247, 296, 312, 389, 444, 456, 481, 494, 703, 741, 778, 888, 962, 988, 1167, 1406, 1443, 1482, 1556, 1924, 1976, 2109, 2334, 2812, 2886, 2964, 3112, 3848, 4218, 4668, 5057, 5624, 5772, 5928, 7391, 8436, 9139, 9336, 10114, 11544, 14393, 14782, 15171, 16872, 18278, 20228, 22173, 27417, 28786, 29564, 30342, 36556, 40456, 43179, 44346, 54834, 57572, 59128, 60684, 73112, 86358, 88692, 96083, 109668, 115144, 121368, 172716, 177384, 187109, 192166, 219336, 273467, 288249, 345432, 374218, 384332, 546934, 561327, 576498, 748436, 768664, 820401, 1093868, 1122654, 1152996, 1496872, 1640802, 2187736, 2245308, 2305992, 3281604, 3555071, 4490616, 6563208, 7110142, 10665213, 14220284, 21330426, 28440568, 42660852, 85321704]

約数ペア:

[(1, 85321704), (2, 42660852), (3, 28440568), (4, 21330426), (6, 14220284), (8, 10665213), (12, 7110142), (13, 6563208), (19, 4490616), (24, 3555071), (26, 3281604), (37, 2305992), (38, 2245308), (39, 2187736), (52, 1640802), (57, 1496872), (74, 1152996), (76, 1122654), (78, 1093868), (104, 820401), (111, 768664), (114, 748436), (148, 576498), (152, 561327), (156, 546934), (222, 384332), (228, 374218), (247, 345432), (296, 288249), (312, 273467), (389, 219336), (444, 192166), (456, 187109), (481, 177384), (494, 172716), (703, 121368), (741, 115144), (778, 109668), (888, 96083), (962, 88692), (988, 86358), (1167, 73112), (1406, 60684), (1443, 59128), (1482, 57572), (1556, 54834), (1924, 44346), (1976, 43179), (2109, 40456), (2334, 36556), (2812, 30342), (2886, 29564), (2964, 28786), (3112, 27417), (3848, 22173), (4218, 20228), (4668, 18278), (5057, 16872), (5624, 15171), (5772, 14782), (5928, 14393), (7391, 11544), (8436, 10114), (9139, 9336)]