161210361560

素因数分解:

$2^3\times 5^1\times {\mathrm{1471}}^1\times {\mathrm{2739809}}^1$

素因数の和:2741291

約数の個数: 32

約数和(自身を含む): 362970028800

約数和(自身を除く): 201759667240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1471, 2942, 5884, 7355, 11768, 14710, 29420, 58840, 2739809, 5479618, 10959236, 13699045, 21918472, 27398090, 54796180, 109592360, 4030259039, 8060518078, 16121036156, 20151295195, 32242072312, 40302590390, 80605180780, 161210361560]

約数ペア:

[(1, 161210361560), (2, 80605180780), (4, 40302590390), (5, 32242072312), (8, 20151295195), (10, 16121036156), (20, 8060518078), (40, 4030259039), (1471, 109592360), (2942, 54796180), (5884, 27398090), (7355, 21918472), (11768, 13699045), (14710, 10959236), (29420, 5479618), (58840, 2739809)]