72359456

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{181}}^1$

素因数の和:266

約数の個数: 72

約数和(自身を含む): 159400332

約数和(自身を除く): 87040876

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 181, 208, 248, 362, 403, 416, 496, 724, 806, 961, 992, 1448, 1612, 1922, 2353, 2896, 3224, 3844, 4706, 5611, 5792, 6448, 7688, 9412, 11222, 12493, 12896, 15376, 18824, 22444, 24986, 30752, 37648, 44888, 49972, 72943, 75296, 89776, 99944, 145886, 173941, 179552, 199888, 291772, 347882, 399776, 583544, 695764, 1167088, 1391528, 2261233, 2334176, 2783056, 4522466, 5566112, 9044932, 18089864, 36179728, 72359456]

約数ペア:

[(1, 72359456), (2, 36179728), (4, 18089864), (8, 9044932), (13, 5566112), (16, 4522466), (26, 2783056), (31, 2334176), (32, 2261233), (52, 1391528), (62, 1167088), (104, 695764), (124, 583544), (181, 399776), (208, 347882), (248, 291772), (362, 199888), (403, 179552), (416, 173941), (496, 145886), (724, 99944), (806, 89776), (961, 75296), (992, 72943), (1448, 49972), (1612, 44888), (1922, 37648), (2353, 30752), (2896, 24986), (3224, 22444), (3844, 18824), (4706, 15376), (5611, 12896), (5792, 12493), (6448, 11222), (7688, 9412)]