72403890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{185651}}^1$

素因数の和:185674

約数の個数: 32

約数和(自身を含む): 187137216

約数和(自身を除く): 114733326

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 185651, 371302, 556953, 928255, 1113906, 1856510, 2413463, 2784765, 4826926, 5569530, 7240389, 12067315, 14480778, 24134630, 36201945, 72403890]

約数ペア:

[(1, 72403890), (2, 36201945), (3, 24134630), (5, 14480778), (6, 12067315), (10, 7240389), (13, 5569530), (15, 4826926), (26, 2784765), (30, 2413463), (39, 1856510), (65, 1113906), (78, 928255), (130, 556953), (195, 371302), (390, 185651)]