81845330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{24877}}^1$

素因数の和:24938

約数の個数: 32

約数和(自身を含む): 171956736

約数和(自身を除く): 90111406

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 235, 329, 470, 658, 1645, 3290, 24877, 49754, 124385, 174139, 248770, 348278, 870695, 1169219, 1741390, 2338438, 5846095, 8184533, 11692190, 16369066, 40922665, 81845330]

約数ペア:

[(1, 81845330), (2, 40922665), (5, 16369066), (7, 11692190), (10, 8184533), (14, 5846095), (35, 2338438), (47, 1741390), (70, 1169219), (94, 870695), (235, 348278), (329, 248770), (470, 174139), (658, 124385), (1645, 49754), (3290, 24877)]