78921690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{25541}}^1$

素因数の和:25654

約数の個数: 32

約数和(自身を含む): 191258496

約数和(自身を除く): 112336806

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 103, 206, 309, 515, 618, 1030, 1545, 3090, 25541, 51082, 76623, 127705, 153246, 255410, 383115, 766230, 2630723, 5261446, 7892169, 13153615, 15784338, 26307230, 39460845, 78921690]

約数ペア:

[(1, 78921690), (2, 39460845), (3, 26307230), (5, 15784338), (6, 13153615), (10, 7892169), (15, 5261446), (30, 2630723), (103, 766230), (206, 383115), (309, 255410), (515, 153246), (618, 127705), (1030, 76623), (1545, 51082), (3090, 25541)]