64048150

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:409

約数の個数: 48

約数和(自身を含む): 123429600

約数和(自身を除く): 59381450

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 157, 199, 205, 314, 398, 410, 785, 995, 1025, 1570, 1990, 2050, 3925, 4975, 6437, 7850, 8159, 9950, 12874, 16318, 31243, 32185, 40795, 62486, 64370, 81590, 156215, 160925, 203975, 312430, 321850, 407950, 781075, 1280963, 1562150, 2561926, 6404815, 12809630, 32024075, 64048150]

約数ペア:

[(1, 64048150), (2, 32024075), (5, 12809630), (10, 6404815), (25, 2561926), (41, 1562150), (50, 1280963), (82, 781075), (157, 407950), (199, 321850), (205, 312430), (314, 203975), (398, 160925), (410, 156215), (785, 81590), (995, 64370), (1025, 62486), (1570, 40795), (1990, 32185), (2050, 31243), (3925, 16318), (4975, 12874), (6437, 9950), (7850, 8159)]