257074010

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1\times {\mathrm{1889}}^1$

素因数の和:2366

約数の個数: 32

約数和(自身を含む): 479001600

約数和(自身を除く): 221927590

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 439, 878, 1889, 2195, 3778, 4390, 9445, 13609, 18890, 27218, 58559, 68045, 117118, 136090, 292795, 585590, 829271, 1658542, 4146355, 8292710, 25707401, 51414802, 128537005, 257074010]

約数ペア:

[(1, 257074010), (2, 128537005), (5, 51414802), (10, 25707401), (31, 8292710), (62, 4146355), (155, 1658542), (310, 829271), (439, 585590), (878, 292795), (1889, 136090), (2195, 117118), (3778, 68045), (4390, 58559), (9445, 27218), (13609, 18890)]