256953675

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{1063}}^1$

素因数の和:1380

約数の個数: 48

約数和(自身を含む): 465470208

約数和(自身を除く): 208516533

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 275, 293, 825, 879, 1063, 1465, 3189, 3223, 4395, 5315, 7325, 9669, 11693, 15945, 16115, 21975, 26575, 35079, 48345, 58465, 79725, 80575, 175395, 241725, 292325, 311459, 876975, 934377, 1557295, 3426049, 4671885, 7786475, 10278147, 17130245, 23359425, 51390735, 85651225, 256953675]

約数ペア:

[(1, 256953675), (3, 85651225), (5, 51390735), (11, 23359425), (15, 17130245), (25, 10278147), (33, 7786475), (55, 4671885), (75, 3426049), (165, 1557295), (275, 934377), (293, 876975), (825, 311459), (879, 292325), (1063, 241725), (1465, 175395), (3189, 80575), (3223, 79725), (4395, 58465), (5315, 48345), (7325, 35079), (9669, 26575), (11693, 21975), (15945, 16115)]