81045780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43573}}^1$

素因数の和:43616

約数の個数: 48

約数和(自身を含む): 234253824

約数和(自身を除く): 153208044

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 43573, 87146, 130719, 174292, 217865, 261438, 435730, 522876, 653595, 871460, 1307190, 1350763, 2614380, 2701526, 4052289, 5403052, 6753815, 8104578, 13507630, 16209156, 20261445, 27015260, 40522890, 81045780]

約数ペア:

[(1, 81045780), (2, 40522890), (3, 27015260), (4, 20261445), (5, 16209156), (6, 13507630), (10, 8104578), (12, 6753815), (15, 5403052), (20, 4052289), (30, 2701526), (31, 2614380), (60, 1350763), (62, 1307190), (93, 871460), (124, 653595), (155, 522876), (186, 435730), (310, 261438), (372, 217865), (465, 174292), (620, 130719), (930, 87146), (1860, 43573)]