90504050

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19891}}^1$

素因数の和:19923

約数の個数: 48

約数和(自身を含む): 207195072

約数和(自身を除く): 116691022

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 175, 182, 325, 350, 455, 650, 910, 2275, 4550, 19891, 39782, 99455, 139237, 198910, 258583, 278474, 497275, 517166, 696185, 994550, 1292915, 1392370, 1810081, 2585830, 3480925, 3620162, 6464575, 6961850, 9050405, 12929150, 18100810, 45252025, 90504050]

約数ペア:

[(1, 90504050), (2, 45252025), (5, 18100810), (7, 12929150), (10, 9050405), (13, 6961850), (14, 6464575), (25, 3620162), (26, 3480925), (35, 2585830), (50, 1810081), (65, 1392370), (70, 1292915), (91, 994550), (130, 696185), (175, 517166), (182, 497275), (325, 278474), (350, 258583), (455, 198910), (650, 139237), (910, 99455), (2275, 39782), (4550, 19891)]