56380415

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:276

約数の個数: 64

約数和(自身を含む): 91010304

約数和(自身を除く): 34629889

約数列:

[1, 5, 7, 13, 17, 35, 37, 65, 85, 91, 119, 185, 197, 221, 259, 455, 481, 595, 629, 985, 1105, 1295, 1379, 1547, 2405, 2561, 3145, 3349, 3367, 4403, 6895, 7289, 7735, 8177, 12805, 16745, 16835, 17927, 22015, 23443, 36445, 40885, 43537, 51023, 57239, 89635, 94757, 117215, 123913, 217685, 255115, 286195, 304759, 473785, 619565, 663299, 867391, 1523795, 1610869, 3316495, 4336955, 8054345, 11276083, 56380415]

約数ペア:

[(1, 56380415), (5, 11276083), (7, 8054345), (13, 4336955), (17, 3316495), (35, 1610869), (37, 1523795), (65, 867391), (85, 663299), (91, 619565), (119, 473785), (185, 304759), (197, 286195), (221, 255115), (259, 217685), (455, 123913), (481, 117215), (595, 94757), (629, 89635), (985, 57239), (1105, 51023), (1295, 43537), (1379, 40885), (1547, 36445), (2405, 23443), (2561, 22015), (3145, 17927), (3349, 16835), (3367, 16745), (4403, 12805), (6895, 8177), (7289, 7735)]