658889270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{123619}}^1$

素因数の和:123680

約数の個数: 32

約数和(自身を含む): 1308394080

約数和(自身を除く): 649504810

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 205, 410, 533, 1066, 2665, 5330, 123619, 247238, 618095, 1236190, 1607047, 3214094, 5068379, 8035235, 10136758, 16070470, 25341895, 50683790, 65888927, 131777854, 329444635, 658889270]

約数ペア:

[(1, 658889270), (2, 329444635), (5, 131777854), (10, 65888927), (13, 50683790), (26, 25341895), (41, 16070470), (65, 10136758), (82, 8035235), (130, 5068379), (205, 3214094), (410, 1607047), (533, 1236190), (1066, 618095), (2665, 247238), (5330, 123619)]