74665955

素因数分解:

$5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:253

約数の個数: 64

約数和(自身を含む): 119750400

約数和(自身を除く): 45084445

約数列:

[1, 5, 7, 13, 17, 35, 49, 65, 85, 91, 119, 197, 221, 245, 343, 455, 595, 637, 833, 985, 1105, 1379, 1547, 1715, 2561, 3185, 3349, 4165, 4459, 5831, 6895, 7735, 9653, 10829, 12805, 16745, 17927, 22295, 23443, 29155, 43537, 48265, 54145, 67571, 75803, 89635, 117215, 125489, 164101, 217685, 304759, 337855, 379015, 627445, 820505, 878423, 1148707, 1523795, 2133313, 4392115, 5743535, 10666565, 14933191, 74665955]

約数ペア:

[(1, 74665955), (5, 14933191), (7, 10666565), (13, 5743535), (17, 4392115), (35, 2133313), (49, 1523795), (65, 1148707), (85, 878423), (91, 820505), (119, 627445), (197, 379015), (221, 337855), (245, 304759), (343, 217685), (455, 164101), (595, 125489), (637, 117215), (833, 89635), (985, 75803), (1105, 67571), (1379, 54145), (1547, 48265), (1715, 43537), (2561, 29155), (3185, 23443), (3349, 22295), (4165, 17927), (4459, 16745), (5831, 12805), (6895, 10829), (7735, 9653)]