673790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:164

約数の個数: 32

約数和(自身を含む): 1342656

約数和(自身を除く): 668866

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 73, 130, 142, 146, 355, 365, 710, 730, 923, 949, 1846, 1898, 4615, 4745, 5183, 9230, 9490, 10366, 25915, 51830, 67379, 134758, 336895, 673790]

約数ペア:

[(1, 673790), (2, 336895), (5, 134758), (10, 67379), (13, 51830), (26, 25915), (65, 10366), (71, 9490), (73, 9230), (130, 5183), (142, 4745), (146, 4615), (355, 1898), (365, 1846), (710, 949), (730, 923)]