87249812

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{317}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 169532160

約数和(自身を除く): 82282348

約数列:

[1, 2, 4, 13, 26, 52, 67, 79, 134, 158, 268, 316, 317, 634, 871, 1027, 1268, 1742, 2054, 3484, 4108, 4121, 5293, 8242, 10586, 16484, 21172, 21239, 25043, 42478, 50086, 68809, 84956, 100172, 137618, 275236, 276107, 325559, 552214, 651118, 1104428, 1302236, 1677881, 3355762, 6711524, 21812453, 43624906, 87249812]

約数ペア:

[(1, 87249812), (2, 43624906), (4, 21812453), (13, 6711524), (26, 3355762), (52, 1677881), (67, 1302236), (79, 1104428), (134, 651118), (158, 552214), (268, 325559), (316, 276107), (317, 275236), (634, 137618), (871, 100172), (1027, 84956), (1268, 68809), (1742, 50086), (2054, 42478), (3484, 25043), (4108, 21239), (4121, 21172), (5293, 16484), (8242, 10586)]