156901103440

素因数分解:

$2^4\times 5^1\times {\mathrm{1961263793}}^1$

素因数の和:1961263806

約数の個数: 20

約数和(自身を含む): 364795065684

約数和(自身を除く): 207893962244

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1961263793, 3922527586, 7845055172, 9806318965, 15690110344, 19612637930, 31380220688, 39225275860, 78450551720, 156901103440]

約数ペア:

[(1, 156901103440), (2, 78450551720), (4, 39225275860), (5, 31380220688), (8, 19612637930), (10, 15690110344), (16, 9806318965), (20, 7845055172), (40, 3922527586), (80, 1961263793)]