12804920625

素因数分解:

$3^1\times 5^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{57389}}^1$

素因数の和:57436

約数の個数: 80

約数和(自身を含む): 25817235840

約数和(自身を除く): 13012315215

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 51, 75, 85, 105, 119, 125, 175, 255, 357, 375, 425, 525, 595, 625, 875, 1275, 1785, 1875, 2125, 2625, 2975, 4375, 6375, 8925, 10625, 13125, 14875, 31875, 44625, 57389, 74375, 172167, 223125, 286945, 401723, 860835, 975613, 1205169, 1434725, 2008615, 2926839, 4304175, 4878065, 6025845, 6829291, 7173625, 10043075, 14634195, 20487873, 21520875, 24390325, 30129225, 34146455, 35868125, 50215375, 73170975, 102439365, 107604375, 121951625, 150646125, 170732275, 251076875, 365854875, 512196825, 609758125, 753230625, 853661375, 1829274375, 2560984125, 4268306875, 12804920625]

約数ペア:

[(1, 12804920625), (3, 4268306875), (5, 2560984125), (7, 1829274375), (15, 853661375), (17, 753230625), (21, 609758125), (25, 512196825), (35, 365854875), (51, 251076875), (75, 170732275), (85, 150646125), (105, 121951625), (119, 107604375), (125, 102439365), (175, 73170975), (255, 50215375), (357, 35868125), (375, 34146455), (425, 30129225), (525, 24390325), (595, 21520875), (625, 20487873), (875, 14634195), (1275, 10043075), (1785, 7173625), (1875, 6829291), (2125, 6025845), (2625, 4878065), (2975, 4304175), (4375, 2926839), (6375, 2008615), (8925, 1434725), (10625, 1205169), (13125, 975613), (14875, 860835), (31875, 401723), (44625, 286945), (57389, 223125), (74375, 172167)]