78723736

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6361}}^1$

素因数の和:6404

約数の個数: 64

約数和(自身を含む): 192386880

約数和(自身を除く): 113663144

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 34, 52, 56, 68, 91, 104, 119, 136, 182, 221, 238, 364, 442, 476, 728, 884, 952, 1547, 1768, 3094, 6188, 6361, 12376, 12722, 25444, 44527, 50888, 82693, 89054, 108137, 165386, 178108, 216274, 330772, 356216, 432548, 578851, 661544, 756959, 865096, 1157702, 1405781, 1513918, 2315404, 2811562, 3027836, 4630808, 5623124, 6055672, 9840467, 11246248, 19680934, 39361868, 78723736]

約数ペア:

[(1, 78723736), (2, 39361868), (4, 19680934), (7, 11246248), (8, 9840467), (13, 6055672), (14, 5623124), (17, 4630808), (26, 3027836), (28, 2811562), (34, 2315404), (52, 1513918), (56, 1405781), (68, 1157702), (91, 865096), (104, 756959), (119, 661544), (136, 578851), (182, 432548), (221, 356216), (238, 330772), (364, 216274), (442, 178108), (476, 165386), (728, 108137), (884, 89054), (952, 82693), (1547, 50888), (1768, 44527), (3094, 25444), (6188, 12722), (6361, 12376)]