2020647625

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{50047}}^1$

素因数の和:50098

約数の個数: 32

約数和(自身を含む): 2810695680

約数和(自身を除く): 790048055

約数列:

[1, 5, 17, 19, 25, 85, 95, 125, 323, 425, 475, 1615, 2125, 2375, 8075, 40375, 50047, 250235, 850799, 950893, 1251175, 4253995, 4754465, 6255875, 16165181, 21269975, 23772325, 80825905, 106349875, 118861625, 404129525, 2020647625]

約数ペア:

[(1, 2020647625), (5, 404129525), (17, 118861625), (19, 106349875), (25, 80825905), (85, 23772325), (95, 21269975), (125, 16165181), (323, 6255875), (425, 4754465), (475, 4253995), (1615, 1251175), (2125, 950893), (2375, 850799), (8075, 250235), (40375, 50047)]