27888250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{8581}}^1$

素因数の和:8611

約数の個数: 32

約数和(自身を含む): 56229264

約数和(自身を除く): 28341014

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 8581, 17162, 42905, 85810, 111553, 214525, 223106, 429050, 557765, 1072625, 1115530, 2145250, 2788825, 5577650, 13944125, 27888250]

約数ペア:

[(1, 27888250), (2, 13944125), (5, 5577650), (10, 2788825), (13, 2145250), (25, 1115530), (26, 1072625), (50, 557765), (65, 429050), (125, 223106), (130, 214525), (250, 111553), (325, 85810), (650, 42905), (1625, 17162), (3250, 8581)]