57138250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17581}}^1$

素因数の和:17611

約数の個数: 32

約数和(自身を含む): 115197264

約数和(自身を除く): 58059014

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 17581, 35162, 87905, 175810, 228553, 439525, 457106, 879050, 1142765, 2197625, 2285530, 4395250, 5713825, 11427650, 28569125, 57138250]

約数ペア:

[(1, 57138250), (2, 28569125), (5, 11427650), (10, 5713825), (13, 4395250), (25, 2285530), (26, 2197625), (50, 1142765), (65, 879050), (125, 457106), (130, 439525), (250, 228553), (325, 175810), (650, 87905), (1625, 35162), (3250, 17581)]