265217615

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 363657600

約数和(自身を除く): 98439985

約数列:

[1, 5, 13, 29, 65, 79, 137, 145, 169, 377, 395, 685, 845, 1027, 1781, 1885, 2291, 3973, 4901, 5135, 8905, 10823, 11455, 13351, 19865, 23153, 24505, 29783, 51649, 54115, 66755, 115765, 140699, 148915, 258245, 313867, 387179, 671437, 703495, 1569335, 1829087, 1935895, 3357185, 4080271, 9145435, 20401355, 53043523, 265217615]

約数ペア:

[(1, 265217615), (5, 53043523), (13, 20401355), (29, 9145435), (65, 4080271), (79, 3357185), (137, 1935895), (145, 1829087), (169, 1569335), (377, 703495), (395, 671437), (685, 387179), (845, 313867), (1027, 258245), (1781, 148915), (1885, 140699), (2291, 115765), (3973, 66755), (4901, 54115), (5135, 51649), (8905, 29783), (10823, 24505), (11455, 23153), (13351, 19865)]