289160870

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{809}}^1\times {\mathrm{1153}}^1$

素因数の和:2000

約数の個数: 32

約数和(自身を含む): 538410240

約数和(自身を除く): 249249370

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 809, 1153, 1618, 2306, 4045, 5765, 8090, 11530, 25079, 35743, 50158, 71486, 125395, 178715, 250790, 357430, 932777, 1865554, 4663885, 9327770, 28916087, 57832174, 144580435, 289160870]

約数ペア:

[(1, 289160870), (2, 144580435), (5, 57832174), (10, 28916087), (31, 9327770), (62, 4663885), (155, 1865554), (310, 932777), (809, 357430), (1153, 250790), (1618, 178715), (2306, 125395), (4045, 71486), (5765, 50158), (8090, 35743), (11530, 25079)]