81288510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{87407}}^1$

素因数の和:87448

約数の個数: 32

約数和(自身を含む): 201388032

約数和(自身を除く): 120099522

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 87407, 174814, 262221, 437035, 524442, 874070, 1311105, 2622210, 2709617, 5419234, 8128851, 13548085, 16257702, 27096170, 40644255, 81288510]

約数ペア:

[(1, 81288510), (2, 40644255), (3, 27096170), (5, 16257702), (6, 13548085), (10, 8128851), (15, 5419234), (30, 2709617), (31, 2622210), (62, 1311105), (93, 874070), (155, 524442), (186, 437035), (310, 262221), (465, 174814), (930, 87407)]