251064745

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{601}}^1$

素因数の和:745

約数の個数: 32

約数和(自身を含む): 324213120

約数和(自身を除く): 73148375

約数列:

[1, 5, 29, 43, 67, 145, 215, 335, 601, 1247, 1943, 2881, 3005, 6235, 9715, 14405, 17429, 25843, 40267, 83549, 87145, 129215, 201335, 417745, 749447, 1167743, 1731481, 3747235, 5838715, 8657405, 50212949, 251064745]

約数ペア:

[(1, 251064745), (5, 50212949), (29, 8657405), (43, 5838715), (67, 3747235), (145, 1731481), (215, 1167743), (335, 749447), (601, 417745), (1247, 201335), (1943, 129215), (2881, 87145), (3005, 83549), (6235, 40267), (9715, 25843), (14405, 17429)]