204406528

素因数分解:

$2^8\times {\mathrm{313}}^1\times {\mathrm{2551}}^1$

素因数の和:2880

約数の個数: 36

約数和(自身を含む): 409478608

約数和(自身を除く): 205072080

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 313, 626, 1252, 2504, 2551, 5008, 5102, 10016, 10204, 20032, 20408, 40064, 40816, 80128, 81632, 163264, 326528, 653056, 798463, 1596926, 3193852, 6387704, 12775408, 25550816, 51101632, 102203264, 204406528]

約数ペア:

[(1, 204406528), (2, 102203264), (4, 51101632), (8, 25550816), (16, 12775408), (32, 6387704), (64, 3193852), (128, 1596926), (256, 798463), (313, 653056), (626, 326528), (1252, 163264), (2504, 81632), (2551, 80128), (5008, 40816), (5102, 40064), (10016, 20408), (10204, 20032)]