51053320

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{9743}}^1$

素因数の和:9885

約数の個数: 32

約数和(自身を含む): 115758720

約数和(自身を除く): 64705400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 9743, 19486, 38972, 48715, 77944, 97430, 194860, 389720, 1276333, 2552666, 5105332, 6381665, 10210664, 12763330, 25526660, 51053320]

約数ペア:

[(1, 51053320), (2, 25526660), (4, 12763330), (5, 10210664), (8, 6381665), (10, 5105332), (20, 2552666), (40, 1276333), (131, 389720), (262, 194860), (524, 97430), (655, 77944), (1048, 48715), (1310, 38972), (2620, 19486), (5240, 9743)]