79128740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{179}}^1$

素因数の和:273

約数の個数: 72

約数和(自身を含む): 180169920

約数和(自身を除く): 101041180

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 115, 124, 155, 179, 230, 310, 358, 460, 620, 713, 716, 895, 961, 1426, 1790, 1922, 2852, 3565, 3580, 3844, 4117, 4805, 5549, 7130, 8234, 9610, 11098, 14260, 16468, 19220, 20585, 22103, 22196, 27745, 41170, 44206, 55490, 82340, 88412, 110515, 110980, 127627, 172019, 221030, 255254, 344038, 442060, 510508, 638135, 688076, 860095, 1276270, 1720190, 2552540, 3440380, 3956437, 7912874, 15825748, 19782185, 39564370, 79128740]

約数ペア:

[(1, 79128740), (2, 39564370), (4, 19782185), (5, 15825748), (10, 7912874), (20, 3956437), (23, 3440380), (31, 2552540), (46, 1720190), (62, 1276270), (92, 860095), (115, 688076), (124, 638135), (155, 510508), (179, 442060), (230, 344038), (310, 255254), (358, 221030), (460, 172019), (620, 127627), (713, 110980), (716, 110515), (895, 88412), (961, 82340), (1426, 55490), (1790, 44206), (1922, 41170), (2852, 27745), (3565, 22196), (3580, 22103), (3844, 20585), (4117, 19220), (4805, 16468), (5549, 14260), (7130, 11098), (8234, 9610)]