64393688

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{563}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 132635880

約数和(自身を除く): 68242192

約数列:

[1, 2, 4, 8, 17, 29, 34, 58, 68, 116, 136, 232, 493, 563, 841, 986, 1126, 1682, 1972, 2252, 3364, 3944, 4504, 6728, 9571, 14297, 16327, 19142, 28594, 32654, 38284, 57188, 65308, 76568, 114376, 130616, 277559, 473483, 555118, 946966, 1110236, 1893932, 2220472, 3787864, 8049211, 16098422, 32196844, 64393688]

約数ペア:

[(1, 64393688), (2, 32196844), (4, 16098422), (8, 8049211), (17, 3787864), (29, 2220472), (34, 1893932), (58, 1110236), (68, 946966), (116, 555118), (136, 473483), (232, 277559), (493, 130616), (563, 114376), (841, 76568), (986, 65308), (1126, 57188), (1682, 38284), (1972, 32654), (2252, 28594), (3364, 19142), (3944, 16327), (4504, 14297), (6728, 9571)]