28809950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{349}}^1$

素因数の和:501

約数の個数: 48

約数和(自身を含む): 58329600

約数和(自身を除く): 29519650

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 127, 130, 254, 325, 349, 635, 650, 698, 1270, 1651, 1745, 3175, 3302, 3490, 4537, 6350, 8255, 8725, 9074, 16510, 17450, 22685, 41275, 44323, 45370, 82550, 88646, 113425, 221615, 226850, 443230, 576199, 1108075, 1152398, 2216150, 2880995, 5761990, 14404975, 28809950]

約数ペア:

[(1, 28809950), (2, 14404975), (5, 5761990), (10, 2880995), (13, 2216150), (25, 1152398), (26, 1108075), (50, 576199), (65, 443230), (127, 226850), (130, 221615), (254, 113425), (325, 88646), (349, 82550), (635, 45370), (650, 44323), (698, 41275), (1270, 22685), (1651, 17450), (1745, 16510), (3175, 9074), (3302, 8725), (3490, 8255), (4537, 6350)]