64178764

素因数分解:

$2^2\times {\mathrm{13}}^3\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:219

約数の個数: 48

約数和(自身を含む): 124616800

約数和(自身を除く): 60438036

約数列:

[1, 2, 4, 13, 26, 52, 67, 109, 134, 169, 218, 268, 338, 436, 676, 871, 1417, 1742, 2197, 2834, 3484, 4394, 5668, 7303, 8788, 11323, 14606, 18421, 22646, 29212, 36842, 45292, 73684, 94939, 147199, 189878, 239473, 294398, 379756, 478946, 588796, 957892, 1234207, 2468414, 4936828, 16044691, 32089382, 64178764]

約数ペア:

[(1, 64178764), (2, 32089382), (4, 16044691), (13, 4936828), (26, 2468414), (52, 1234207), (67, 957892), (109, 588796), (134, 478946), (169, 379756), (218, 294398), (268, 239473), (338, 189878), (436, 147199), (676, 94939), (871, 73684), (1417, 45292), (1742, 36842), (2197, 29212), (2834, 22646), (3484, 18421), (4394, 14606), (5668, 11323), (7303, 8788)]