42320000

素因数分解:

$2^7\times 5^4\times {\mathrm{23}}^2$

素因数の和:80

約数の個数: 120

約数和(自身を含む): 110132715

約数和(自身を除く): 67812715

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 64, 80, 92, 100, 115, 125, 128, 160, 184, 200, 230, 250, 320, 368, 400, 460, 500, 529, 575, 625, 640, 736, 800, 920, 1000, 1058, 1150, 1250, 1472, 1600, 1840, 2000, 2116, 2300, 2500, 2645, 2875, 2944, 3200, 3680, 4000, 4232, 4600, 5000, 5290, 5750, 7360, 8000, 8464, 9200, 10000, 10580, 11500, 13225, 14375, 14720, 16000, 16928, 18400, 20000, 21160, 23000, 26450, 28750, 33856, 36800, 40000, 42320, 46000, 52900, 57500, 66125, 67712, 73600, 80000, 84640, 92000, 105800, 115000, 132250, 169280, 184000, 211600, 230000, 264500, 330625, 338560, 368000, 423200, 460000, 529000, 661250, 846400, 920000, 1058000, 1322500, 1692800, 1840000, 2116000, 2645000, 4232000, 5290000, 8464000, 10580000, 21160000, 42320000]

約数ペア:

[(1, 42320000), (2, 21160000), (4, 10580000), (5, 8464000), (8, 5290000), (10, 4232000), (16, 2645000), (20, 2116000), (23, 1840000), (25, 1692800), (32, 1322500), (40, 1058000), (46, 920000), (50, 846400), (64, 661250), (80, 529000), (92, 460000), (100, 423200), (115, 368000), (125, 338560), (128, 330625), (160, 264500), (184, 230000), (200, 211600), (230, 184000), (250, 169280), (320, 132250), (368, 115000), (400, 105800), (460, 92000), (500, 84640), (529, 80000), (575, 73600), (625, 67712), (640, 66125), (736, 57500), (800, 52900), (920, 46000), (1000, 42320), (1058, 40000), (1150, 36800), (1250, 33856), (1472, 28750), (1600, 26450), (1840, 23000), (2000, 21160), (2116, 20000), (2300, 18400), (2500, 16928), (2645, 16000), (2875, 14720), (2944, 14375), (3200, 13225), (3680, 11500), (4000, 10580), (4232, 10000), (4600, 9200), (5000, 8464), (5290, 8000), (5750, 7360)]