25280530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1229}}^1$

素因数の和:1275

約数の個数: 48

約数和(自身を含む): 53003160

約数和(自身を除く): 27722630

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 121, 170, 187, 242, 374, 605, 935, 1210, 1229, 1870, 2057, 2458, 4114, 6145, 10285, 12290, 13519, 20570, 20893, 27038, 41786, 67595, 104465, 135190, 148709, 208930, 229823, 297418, 459646, 743545, 1149115, 1487090, 2298230, 2528053, 5056106, 12640265, 25280530]

約数ペア:

[(1, 25280530), (2, 12640265), (5, 5056106), (10, 2528053), (11, 2298230), (17, 1487090), (22, 1149115), (34, 743545), (55, 459646), (85, 297418), (110, 229823), (121, 208930), (170, 148709), (187, 135190), (242, 104465), (374, 67595), (605, 41786), (935, 27038), (1210, 20893), (1229, 20570), (1870, 13519), (2057, 12290), (2458, 10285), (4114, 6145)]