205251124

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{811}}^1$

素因数の和:1016

約数の個数: 48

約数和(自身を含む): 402336256

約数和(自身を除く): 197085132

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 157, 314, 403, 628, 806, 811, 1612, 1622, 2041, 3244, 4082, 4867, 8164, 9734, 10543, 19468, 21086, 25141, 42172, 50282, 63271, 100564, 126542, 127327, 253084, 254654, 326833, 509308, 653666, 1307332, 1655251, 3310502, 3947137, 6621004, 7894274, 15788548, 51312781, 102625562, 205251124]

約数ペア:

[(1, 205251124), (2, 102625562), (4, 51312781), (13, 15788548), (26, 7894274), (31, 6621004), (52, 3947137), (62, 3310502), (124, 1655251), (157, 1307332), (314, 653666), (403, 509308), (628, 326833), (806, 254654), (811, 253084), (1612, 127327), (1622, 126542), (2041, 100564), (3244, 63271), (4082, 50282), (4867, 42172), (8164, 25141), (9734, 21086), (10543, 19468)]