51348440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1$

素因数の和:273

約数の個数: 128

約数和(自身を含む): 139345920

約数和(自身を除く): 87997480

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 47, 52, 55, 65, 88, 94, 104, 110, 130, 143, 188, 191, 220, 235, 260, 286, 376, 382, 440, 470, 517, 520, 572, 611, 715, 764, 940, 955, 1034, 1144, 1222, 1430, 1528, 1880, 1910, 2068, 2101, 2444, 2483, 2585, 2860, 3055, 3820, 4136, 4202, 4888, 4966, 5170, 5720, 6110, 6721, 7640, 8404, 8977, 9932, 10340, 10505, 12220, 12415, 13442, 16808, 17954, 19864, 20680, 21010, 24440, 24830, 26884, 27313, 33605, 35908, 42020, 44885, 49660, 53768, 54626, 67210, 71816, 84040, 89770, 98747, 99320, 109252, 116701, 134420, 136565, 179540, 197494, 218504, 233402, 268840, 273130, 359080, 394988, 466804, 493735, 546260, 583505, 789976, 933608, 987470, 1092520, 1167010, 1283711, 1974940, 2334020, 2567422, 3949880, 4668040, 5134844, 6418555, 10269688, 12837110, 25674220, 51348440]

約数ペア:

[(1, 51348440), (2, 25674220), (4, 12837110), (5, 10269688), (8, 6418555), (10, 5134844), (11, 4668040), (13, 3949880), (20, 2567422), (22, 2334020), (26, 1974940), (40, 1283711), (44, 1167010), (47, 1092520), (52, 987470), (55, 933608), (65, 789976), (88, 583505), (94, 546260), (104, 493735), (110, 466804), (130, 394988), (143, 359080), (188, 273130), (191, 268840), (220, 233402), (235, 218504), (260, 197494), (286, 179540), (376, 136565), (382, 134420), (440, 116701), (470, 109252), (517, 99320), (520, 98747), (572, 89770), (611, 84040), (715, 71816), (764, 67210), (940, 54626), (955, 53768), (1034, 49660), (1144, 44885), (1222, 42020), (1430, 35908), (1528, 33605), (1880, 27313), (1910, 26884), (2068, 24830), (2101, 24440), (2444, 21010), (2483, 20680), (2585, 19864), (2860, 17954), (3055, 16808), (3820, 13442), (4136, 12415), (4202, 12220), (4888, 10505), (4966, 10340), (5170, 9932), (5720, 8977), (6110, 8404), (6721, 7640)]