163951216

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{547}}^1$

素因数の和:710

約数の個数: 80

約数和(自身を含む): 376725888

約数和(自身を除く): 212774672

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 131, 143, 176, 208, 262, 286, 524, 547, 572, 1048, 1094, 1144, 1441, 1703, 2096, 2188, 2288, 2882, 3406, 4376, 5764, 6017, 6812, 7111, 8752, 11528, 12034, 13624, 14222, 18733, 23056, 24068, 27248, 28444, 37466, 48136, 56888, 71657, 74932, 78221, 96272, 113776, 143314, 149864, 156442, 286628, 299728, 312884, 573256, 625768, 788227, 931541, 1146512, 1251536, 1576454, 1863082, 3152908, 3726164, 6305816, 7452328, 10246951, 12611632, 14904656, 20493902, 40987804, 81975608, 163951216]

約数ペア:

[(1, 163951216), (2, 81975608), (4, 40987804), (8, 20493902), (11, 14904656), (13, 12611632), (16, 10246951), (22, 7452328), (26, 6305816), (44, 3726164), (52, 3152908), (88, 1863082), (104, 1576454), (131, 1251536), (143, 1146512), (176, 931541), (208, 788227), (262, 625768), (286, 573256), (524, 312884), (547, 299728), (572, 286628), (1048, 156442), (1094, 149864), (1144, 143314), (1441, 113776), (1703, 96272), (2096, 78221), (2188, 74932), (2288, 71657), (2882, 56888), (3406, 48136), (4376, 37466), (5764, 28444), (6017, 27248), (6812, 24068), (7111, 23056), (8752, 18733), (11528, 14222), (12034, 13624)]