68542928

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{211}}^1\times {\mathrm{257}}^1$

素因数の和:555

約数の個数: 40

約数和(自身を含む): 135646080

約数和(自身を除く): 67103152

約数列:

[1, 2, 4, 8, 16, 79, 158, 211, 257, 316, 422, 514, 632, 844, 1028, 1264, 1688, 2056, 3376, 4112, 16669, 20303, 33338, 40606, 54227, 66676, 81212, 108454, 133352, 162424, 216908, 266704, 324848, 433816, 867632, 4283933, 8567866, 17135732, 34271464, 68542928]

約数ペア:

[(1, 68542928), (2, 34271464), (4, 17135732), (8, 8567866), (16, 4283933), (79, 867632), (158, 433816), (211, 324848), (257, 266704), (316, 216908), (422, 162424), (514, 133352), (632, 108454), (844, 81212), (1028, 66676), (1264, 54227), (1688, 40606), (2056, 33338), (3376, 20303), (4112, 16669)]