1289337625

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{10243}}^1$

素因数の和:10330

約数の個数: 32

約数和(自身を含む): 1725909120

約数和(自身を除く): 436571495

約数列:

[1, 5, 19, 25, 53, 95, 125, 265, 475, 1007, 1325, 2375, 5035, 6625, 10243, 25175, 51215, 125875, 194617, 256075, 542879, 973085, 1280375, 2714395, 4865425, 10314701, 13571975, 24327125, 51573505, 67859875, 257867525, 1289337625]

約数ペア:

[(1, 1289337625), (5, 257867525), (19, 67859875), (25, 51573505), (53, 24327125), (95, 13571975), (125, 10314701), (265, 4865425), (475, 2714395), (1007, 1280375), (1325, 973085), (2375, 542879), (5035, 256075), (6625, 194617), (10243, 125875), (25175, 51215)]