256413355

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{467}}^1$

素因数の和:699

約数の個数: 32

約数和(自身を含む): 343699200

約数和(自身を除く): 87285845

約数列:

[1, 5, 11, 55, 67, 149, 335, 467, 737, 745, 1639, 2335, 3685, 5137, 8195, 9983, 25685, 31289, 49915, 69583, 109813, 156445, 344179, 347915, 549065, 765413, 1720895, 3827065, 4662061, 23310305, 51282671, 256413355]

約数ペア:

[(1, 256413355), (5, 51282671), (11, 23310305), (55, 4662061), (67, 3827065), (149, 1720895), (335, 765413), (467, 549065), (737, 347915), (745, 344179), (1639, 156445), (2335, 109813), (3685, 69583), (5137, 49915), (8195, 31289), (9983, 25685)]