320319935

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{1559}}^1$

素因数の和:1715

約数の個数: 32

約数和(自身を含む): 432432000

約数和(自身を除く): 112112065

約数列:

[1, 5, 13, 29, 65, 109, 145, 377, 545, 1417, 1559, 1885, 3161, 7085, 7795, 15805, 20267, 41093, 45211, 101335, 169931, 205465, 226055, 587743, 849655, 2209103, 2938715, 4927999, 11045515, 24639995, 64063987, 320319935]

約数ペア:

[(1, 320319935), (5, 64063987), (13, 24639995), (29, 11045515), (65, 4927999), (109, 2938715), (145, 2209103), (377, 849655), (545, 587743), (1417, 226055), (1559, 205465), (1885, 169931), (3161, 101335), (7085, 45211), (7795, 41093), (15805, 20267)]