256875950

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{1091}}^1$

素因数の和:1397

約数の個数: 48

約数和(自身を含む): 508186224

約数和(自身を除く): 251310274

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 277, 425, 554, 850, 1091, 1385, 2182, 2770, 4709, 5455, 6925, 9418, 10910, 13850, 18547, 23545, 27275, 37094, 47090, 54550, 92735, 117725, 185470, 235450, 302207, 463675, 604414, 927350, 1511035, 3022070, 5137519, 7555175, 10275038, 15110350, 25687595, 51375190, 128437975, 256875950]

約数ペア:

[(1, 256875950), (2, 128437975), (5, 51375190), (10, 25687595), (17, 15110350), (25, 10275038), (34, 7555175), (50, 5137519), (85, 3022070), (170, 1511035), (277, 927350), (425, 604414), (554, 463675), (850, 302207), (1091, 235450), (1385, 185470), (2182, 117725), (2770, 92735), (4709, 54550), (5455, 47090), (6925, 37094), (9418, 27275), (10910, 23545), (13850, 18547)]