85438516

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{6211}}^1$

素因数の和:6415

約数の個数: 24

約数和(自身を含む): 158281760

約数和(自身を除く): 72843244

約数列:

[1, 2, 4, 19, 38, 76, 181, 362, 724, 3439, 6211, 6878, 12422, 13756, 24844, 118009, 236018, 472036, 1124191, 2248382, 4496764, 21359629, 42719258, 85438516]

約数ペア:

[(1, 85438516), (2, 42719258), (4, 21359629), (19, 4496764), (38, 2248382), (76, 1124191), (181, 472036), (362, 236018), (724, 118009), (3439, 24844), (6211, 13756), (6878, 12422)]