26138650

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:319

約数の個数: 48

約数和(自身を含む): 50889600

約数和(自身を除く): 24750950

約数列:

[1, 2, 5, 10, 25, 37, 50, 71, 74, 142, 185, 199, 355, 370, 398, 710, 925, 995, 1775, 1850, 1990, 2627, 3550, 4975, 5254, 7363, 9950, 13135, 14129, 14726, 26270, 28258, 36815, 65675, 70645, 73630, 131350, 141290, 184075, 353225, 368150, 522773, 706450, 1045546, 2613865, 5227730, 13069325, 26138650]

約数ペア:

[(1, 26138650), (2, 13069325), (5, 5227730), (10, 2613865), (25, 1045546), (37, 706450), (50, 522773), (71, 368150), (74, 353225), (142, 184075), (185, 141290), (199, 131350), (355, 73630), (370, 70645), (398, 65675), (710, 36815), (925, 28258), (995, 26270), (1775, 14726), (1850, 14129), (1990, 13135), (2627, 9950), (3550, 7363), (4975, 5254)]