18525500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:172

約数の個数: 96

約数和(自身を含む): 47523840

約数和(自身を除く): 28998340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 67, 70, 79, 100, 125, 134, 140, 158, 175, 250, 268, 316, 335, 350, 395, 469, 500, 553, 670, 700, 790, 875, 938, 1106, 1340, 1580, 1675, 1750, 1876, 1975, 2212, 2345, 2765, 3350, 3500, 3950, 4690, 5293, 5530, 6700, 7900, 8375, 9380, 9875, 10586, 11060, 11725, 13825, 16750, 19750, 21172, 23450, 26465, 27650, 33500, 37051, 39500, 46900, 52930, 55300, 58625, 69125, 74102, 105860, 117250, 132325, 138250, 148204, 185255, 234500, 264650, 276500, 370510, 529300, 661625, 741020, 926275, 1323250, 1852550, 2646500, 3705100, 4631375, 9262750, 18525500]

約数ペア:

[(1, 18525500), (2, 9262750), (4, 4631375), (5, 3705100), (7, 2646500), (10, 1852550), (14, 1323250), (20, 926275), (25, 741020), (28, 661625), (35, 529300), (50, 370510), (67, 276500), (70, 264650), (79, 234500), (100, 185255), (125, 148204), (134, 138250), (140, 132325), (158, 117250), (175, 105860), (250, 74102), (268, 69125), (316, 58625), (335, 55300), (350, 52930), (395, 46900), (469, 39500), (500, 37051), (553, 33500), (670, 27650), (700, 26465), (790, 23450), (875, 21172), (938, 19750), (1106, 16750), (1340, 13825), (1580, 11725), (1675, 11060), (1750, 10586), (1876, 9875), (1975, 9380), (2212, 8375), (2345, 7900), (2765, 6700), (3350, 5530), (3500, 5293), (3950, 4690)]