98788580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{1789}}^1$

素因数の和:2060

約数の個数: 48

約数和(自身を含む): 227344320

約数和(自身を除く): 128555740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 251, 502, 1004, 1255, 1789, 2510, 2761, 3578, 5020, 5522, 7156, 8945, 11044, 13805, 17890, 19679, 27610, 35780, 39358, 55220, 78716, 98395, 196790, 393580, 449039, 898078, 1796156, 2245195, 4490390, 4939429, 8980780, 9878858, 19757716, 24697145, 49394290, 98788580]

約数ペア:

[(1, 98788580), (2, 49394290), (4, 24697145), (5, 19757716), (10, 9878858), (11, 8980780), (20, 4939429), (22, 4490390), (44, 2245195), (55, 1796156), (110, 898078), (220, 449039), (251, 393580), (502, 196790), (1004, 98395), (1255, 78716), (1789, 55220), (2510, 39358), (2761, 35780), (3578, 27610), (5020, 19679), (5522, 17890), (7156, 13805), (8945, 11044)]