810902125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{307}}^1$

素因数の和:463

約数の個数: 64

約数和(自身を含む): 1183133952

約数和(自身を除く): 372231827

約数列:

[1, 5, 11, 17, 25, 55, 85, 113, 125, 187, 275, 307, 425, 565, 935, 1243, 1375, 1535, 1921, 2125, 2825, 3377, 4675, 5219, 6215, 7675, 9605, 14125, 16885, 21131, 23375, 26095, 31075, 34691, 38375, 48025, 57409, 84425, 105655, 130475, 155375, 173455, 240125, 287045, 381601, 422125, 528275, 589747, 652375, 867275, 1435225, 1908005, 2641375, 2948735, 4336375, 6487217, 7176125, 9540025, 14743675, 32436085, 47700125, 73718375, 162180425, 810902125]

約数ペア:

[(1, 810902125), (5, 162180425), (11, 73718375), (17, 47700125), (25, 32436085), (55, 14743675), (85, 9540025), (113, 7176125), (125, 6487217), (187, 4336375), (275, 2948735), (307, 2641375), (425, 1908005), (565, 1435225), (935, 867275), (1243, 652375), (1375, 589747), (1535, 528275), (1921, 422125), (2125, 381601), (2825, 287045), (3377, 240125), (4675, 173455), (5219, 155375), (6215, 130475), (7675, 105655), (9605, 84425), (14125, 57409), (16885, 48025), (21131, 38375), (23375, 34691), (26095, 31075)]