979907650

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{2903}}^1$

素因数の和:3115

約数の個数: 48

約数和(自身を含む): 1877540544

約数和(自身を除く): 897632894

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 157, 215, 314, 430, 785, 1075, 1570, 2150, 2903, 3925, 5806, 6751, 7850, 13502, 14515, 29030, 33755, 67510, 72575, 124829, 145150, 168775, 249658, 337550, 455771, 624145, 911542, 1248290, 2278855, 3120725, 4557710, 6241450, 11394275, 19598153, 22788550, 39196306, 97990765, 195981530, 489953825, 979907650]

約数ペア:

[(1, 979907650), (2, 489953825), (5, 195981530), (10, 97990765), (25, 39196306), (43, 22788550), (50, 19598153), (86, 11394275), (157, 6241450), (215, 4557710), (314, 3120725), (430, 2278855), (785, 1248290), (1075, 911542), (1570, 624145), (2150, 455771), (2903, 337550), (3925, 249658), (5806, 168775), (6751, 145150), (7850, 124829), (13502, 72575), (14515, 67510), (29030, 33755)]