64878268

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1301}}^1$

素因数の和:1462

約数の個数: 48

約数和(自身を含む): 140865984

約数和(自身を除く): 75987716

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 137, 182, 274, 364, 548, 959, 1301, 1781, 1918, 2602, 3562, 3836, 5204, 7124, 9107, 12467, 16913, 18214, 24934, 33826, 36428, 49868, 67652, 118391, 178237, 236782, 356474, 473564, 712948, 1247659, 2317081, 2495318, 4634162, 4990636, 9268324, 16219567, 32439134, 64878268]

約数ペア:

[(1, 64878268), (2, 32439134), (4, 16219567), (7, 9268324), (13, 4990636), (14, 4634162), (26, 2495318), (28, 2317081), (52, 1247659), (91, 712948), (137, 473564), (182, 356474), (274, 236782), (364, 178237), (548, 118391), (959, 67652), (1301, 49868), (1781, 36428), (1918, 33826), (2602, 24934), (3562, 18214), (3836, 16913), (5204, 12467), (7124, 9107)]