26415688

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{223}}^1$

素因数の和:326

約数の個数: 64

約数和(自身を含む): 57576960

約数和(自身を除く): 31161272

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 67, 68, 104, 134, 136, 221, 223, 268, 442, 446, 536, 871, 884, 892, 1139, 1742, 1768, 1784, 2278, 2899, 3484, 3791, 4556, 5798, 6968, 7582, 9112, 11596, 14807, 14941, 15164, 23192, 29614, 29882, 30328, 49283, 59228, 59764, 98566, 118456, 119528, 194233, 197132, 253997, 388466, 394264, 507994, 776932, 1015988, 1553864, 2031976, 3301961, 6603922, 13207844, 26415688]

約数ペア:

[(1, 26415688), (2, 13207844), (4, 6603922), (8, 3301961), (13, 2031976), (17, 1553864), (26, 1015988), (34, 776932), (52, 507994), (67, 394264), (68, 388466), (104, 253997), (134, 197132), (136, 194233), (221, 119528), (223, 118456), (268, 98566), (442, 59764), (446, 59228), (536, 49283), (871, 30328), (884, 29882), (892, 29614), (1139, 23192), (1742, 15164), (1768, 14941), (1784, 14807), (2278, 11596), (2899, 9112), (3484, 7582), (3791, 6968), (4556, 5798)]