64889578

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{491}}^1$

素因数の和:559

約数の個数: 48

約数和(自身を含む): 116686656

約数和(自身を除く): 51797078

約数列:

[1, 2, 13, 17, 23, 26, 34, 46, 169, 221, 299, 338, 391, 442, 491, 598, 782, 982, 2873, 3887, 5083, 5746, 6383, 7774, 8347, 10166, 11293, 12766, 16694, 22586, 66079, 82979, 108511, 132158, 146809, 165958, 191981, 217022, 293618, 383962, 1410643, 1908517, 2495753, 2821286, 3817034, 4991506, 32444789, 64889578]

約数ペア:

[(1, 64889578), (2, 32444789), (13, 4991506), (17, 3817034), (23, 2821286), (26, 2495753), (34, 1908517), (46, 1410643), (169, 383962), (221, 293618), (299, 217022), (338, 191981), (391, 165958), (442, 146809), (491, 132158), (598, 108511), (782, 82979), (982, 66079), (2873, 22586), (3887, 16694), (5083, 12766), (5746, 11293), (6383, 10166), (7774, 8347)]