156901901840

素因数分解:

$2^4\times 5^1\times {\mathrm{1961273773}}^1$

素因数の和:1961273786

約数の個数: 20

約数和(自身を含む): 364796921964

約数和(自身を除く): 207895020124

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1961273773, 3922547546, 7845095092, 9806368865, 15690190184, 19612737730, 31380380368, 39225475460, 78450950920, 156901901840]

約数ペア:

[(1, 156901901840), (2, 78450950920), (4, 39225475460), (5, 31380380368), (8, 19612737730), (10, 15690190184), (16, 9806368865), (20, 7845095092), (40, 3922547546), (80, 1961273773)]