261179056

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{1627}}^1$

素因数の和:1841

約数の個数: 40

約数和(自身を含む): 516792320

約数和(自身を除く): 255613264

約数列:

[1, 2, 4, 8, 16, 79, 127, 158, 254, 316, 508, 632, 1016, 1264, 1627, 2032, 3254, 6508, 10033, 13016, 20066, 26032, 40132, 80264, 128533, 160528, 206629, 257066, 413258, 514132, 826516, 1028264, 1653032, 2056528, 3306064, 16323691, 32647382, 65294764, 130589528, 261179056]

約数ペア:

[(1, 261179056), (2, 130589528), (4, 65294764), (8, 32647382), (16, 16323691), (79, 3306064), (127, 2056528), (158, 1653032), (254, 1028264), (316, 826516), (508, 514132), (632, 413258), (1016, 257066), (1264, 206629), (1627, 160528), (2032, 128533), (3254, 80264), (6508, 40132), (10033, 26032), (13016, 20066)]