247237250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{599}}^1$

素因数の和:756

約数の個数: 64

約数和(自身を含む): 503193600

約数和(自身を除く): 255956350

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 127, 130, 250, 254, 325, 599, 635, 650, 1198, 1270, 1625, 1651, 2995, 3175, 3250, 3302, 5990, 6350, 7787, 8255, 14975, 15574, 15875, 16510, 29950, 31750, 38935, 41275, 74875, 76073, 77870, 82550, 149750, 152146, 194675, 206375, 380365, 389350, 412750, 760730, 973375, 988949, 1901825, 1946750, 1977898, 3803650, 4944745, 9509125, 9889490, 19018250, 24723725, 49447450, 123618625, 247237250]

約数ペア:

[(1, 247237250), (2, 123618625), (5, 49447450), (10, 24723725), (13, 19018250), (25, 9889490), (26, 9509125), (50, 4944745), (65, 3803650), (125, 1977898), (127, 1946750), (130, 1901825), (250, 988949), (254, 973375), (325, 760730), (599, 412750), (635, 389350), (650, 380365), (1198, 206375), (1270, 194675), (1625, 152146), (1651, 149750), (2995, 82550), (3175, 77870), (3250, 76073), (3302, 74875), (5990, 41275), (6350, 38935), (7787, 31750), (8255, 29950), (14975, 16510), (15574, 15875)]