86884840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{457}}^1$

素因数の和:579

約数の個数: 96

約数和(自身を含む): 230254920

約数和(自身を除く): 143370080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 97, 98, 140, 194, 196, 245, 280, 388, 392, 457, 485, 490, 679, 776, 914, 970, 980, 1358, 1828, 1940, 1960, 2285, 2716, 3199, 3395, 3656, 3880, 4570, 4753, 5432, 6398, 6790, 9140, 9506, 12796, 13580, 15995, 18280, 19012, 22393, 23765, 25592, 27160, 31990, 38024, 44329, 44786, 47530, 63980, 88658, 89572, 95060, 111965, 127960, 177316, 179144, 190120, 221645, 223930, 310303, 354632, 443290, 447860, 620606, 886580, 895720, 1241212, 1551515, 1773160, 2172121, 2482424, 3103030, 4344242, 6206060, 8688484, 10860605, 12412120, 17376968, 21721210, 43442420, 86884840]

約数ペア:

[(1, 86884840), (2, 43442420), (4, 21721210), (5, 17376968), (7, 12412120), (8, 10860605), (10, 8688484), (14, 6206060), (20, 4344242), (28, 3103030), (35, 2482424), (40, 2172121), (49, 1773160), (56, 1551515), (70, 1241212), (97, 895720), (98, 886580), (140, 620606), (194, 447860), (196, 443290), (245, 354632), (280, 310303), (388, 223930), (392, 221645), (457, 190120), (485, 179144), (490, 177316), (679, 127960), (776, 111965), (914, 95060), (970, 89572), (980, 88658), (1358, 63980), (1828, 47530), (1940, 44786), (1960, 44329), (2285, 38024), (2716, 31990), (3199, 27160), (3395, 25592), (3656, 23765), (3880, 22393), (4570, 19012), (4753, 18280), (5432, 15995), (6398, 13580), (6790, 12796), (9140, 9506)]