26291000

素因数分解:

$2^3\times 5^3\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:513

約数の個数: 64

約数和(自身を含む): 62674560

約数和(自身を除く): 36383560

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 125, 200, 244, 250, 305, 431, 488, 500, 610, 862, 1000, 1220, 1525, 1724, 2155, 2440, 3050, 3448, 4310, 6100, 7625, 8620, 10775, 12200, 15250, 17240, 21550, 26291, 30500, 43100, 52582, 53875, 61000, 86200, 105164, 107750, 131455, 210328, 215500, 262910, 431000, 525820, 657275, 1051640, 1314550, 2629100, 3286375, 5258200, 6572750, 13145500, 26291000]

約数ペア:

[(1, 26291000), (2, 13145500), (4, 6572750), (5, 5258200), (8, 3286375), (10, 2629100), (20, 1314550), (25, 1051640), (40, 657275), (50, 525820), (61, 431000), (100, 262910), (122, 215500), (125, 210328), (200, 131455), (244, 107750), (250, 105164), (305, 86200), (431, 61000), (488, 53875), (500, 52582), (610, 43100), (862, 30500), (1000, 26291), (1220, 21550), (1525, 17240), (1724, 15250), (2155, 12200), (2440, 10775), (3050, 8620), (3448, 7625), (4310, 6100)]