156950885

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:342

約数の個数: 64

約数和(自身を含む): 249080832

約数和(自身を除く): 92129947

約数列:

[1, 5, 7, 13, 17, 35, 65, 85, 91, 103, 119, 197, 221, 455, 515, 595, 721, 985, 1105, 1339, 1379, 1547, 1751, 2561, 3349, 3605, 6695, 6895, 7735, 8755, 9373, 12257, 12805, 16745, 17927, 20291, 22763, 23443, 43537, 46865, 61285, 89635, 101455, 113815, 117215, 142037, 159341, 217685, 263783, 304759, 344947, 710185, 796705, 1318915, 1523795, 1724735, 1846481, 2414629, 4484311, 9232405, 12073145, 22421555, 31390177, 156950885]

約数ペア:

[(1, 156950885), (5, 31390177), (7, 22421555), (13, 12073145), (17, 9232405), (35, 4484311), (65, 2414629), (85, 1846481), (91, 1724735), (103, 1523795), (119, 1318915), (197, 796705), (221, 710185), (455, 344947), (515, 304759), (595, 263783), (721, 217685), (985, 159341), (1105, 142037), (1339, 117215), (1379, 113815), (1547, 101455), (1751, 89635), (2561, 61285), (3349, 46865), (3605, 43537), (6695, 23443), (6895, 22763), (7735, 20291), (8755, 17927), (9373, 16745), (12257, 12805)]