71631380

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{23719}}^1$

素因数の和:23879

約数の個数: 24

約数和(自身を含む): 151428480

約数和(自身を除く): 79797100

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 23719, 47438, 94876, 118595, 237190, 474380, 3581569, 7163138, 14326276, 17907845, 35815690, 71631380]

約数ペア:

[(1, 71631380), (2, 35815690), (4, 17907845), (5, 14326276), (10, 7163138), (20, 3581569), (151, 474380), (302, 237190), (604, 118595), (755, 94876), (1510, 47438), (3020, 23719)]