88889025

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:402

約数の個数: 48

約数和(自身を含む): 152365248

約数和(自身を除く): 63476223

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 137, 205, 211, 411, 615, 633, 685, 1025, 1055, 2055, 3075, 3165, 3425, 5275, 5617, 8651, 10275, 15825, 16851, 25953, 28085, 28907, 43255, 84255, 86721, 129765, 140425, 144535, 216275, 421275, 433605, 648825, 722675, 1185187, 2168025, 3555561, 5925935, 17777805, 29629675, 88889025]

約数ペア:

[(1, 88889025), (3, 29629675), (5, 17777805), (15, 5925935), (25, 3555561), (41, 2168025), (75, 1185187), (123, 722675), (137, 648825), (205, 433605), (211, 421275), (411, 216275), (615, 144535), (633, 140425), (685, 129765), (1025, 86721), (1055, 84255), (2055, 43255), (3075, 28907), (3165, 28085), (3425, 25953), (5275, 16851), (5617, 15825), (8651, 10275)]