81542032

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:416

約数の個数: 80

約数和(自身を含む): 187612992

約数和(自身を除く): 106070960

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 157, 176, 208, 227, 286, 314, 454, 572, 628, 908, 1144, 1256, 1727, 1816, 2041, 2288, 2497, 2512, 2951, 3454, 3632, 4082, 4994, 5902, 6908, 8164, 9988, 11804, 13816, 16328, 19976, 22451, 23608, 27632, 32461, 32656, 35639, 39952, 44902, 47216, 64922, 71278, 89804, 129844, 142556, 179608, 259688, 285112, 359216, 392029, 463307, 519376, 570224, 784058, 926614, 1568116, 1853228, 3136232, 3706456, 5096377, 6272464, 7412912, 10192754, 20385508, 40771016, 81542032]

約数ペア:

[(1, 81542032), (2, 40771016), (4, 20385508), (8, 10192754), (11, 7412912), (13, 6272464), (16, 5096377), (22, 3706456), (26, 3136232), (44, 1853228), (52, 1568116), (88, 926614), (104, 784058), (143, 570224), (157, 519376), (176, 463307), (208, 392029), (227, 359216), (286, 285112), (314, 259688), (454, 179608), (572, 142556), (628, 129844), (908, 89804), (1144, 71278), (1256, 64922), (1727, 47216), (1816, 44902), (2041, 39952), (2288, 35639), (2497, 32656), (2512, 32461), (2951, 27632), (3454, 23608), (3632, 22451), (4082, 19976), (4994, 16328), (5902, 13816), (6908, 11804), (8164, 9988)]