17389450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{863}}^1$

素因数の和:919

約数の個数: 48

約数和(自身を含む): 35997696

約数和(自身を除く): 18608246

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 130, 155, 310, 325, 403, 650, 775, 806, 863, 1550, 1726, 2015, 4030, 4315, 8630, 10075, 11219, 20150, 21575, 22438, 26753, 43150, 53506, 56095, 112190, 133765, 267530, 280475, 347789, 560950, 668825, 695578, 1337650, 1738945, 3477890, 8694725, 17389450]

約数ペア:

[(1, 17389450), (2, 8694725), (5, 3477890), (10, 1738945), (13, 1337650), (25, 695578), (26, 668825), (31, 560950), (50, 347789), (62, 280475), (65, 267530), (130, 133765), (155, 112190), (310, 56095), (325, 53506), (403, 43150), (650, 26753), (775, 22438), (806, 21575), (863, 20150), (1550, 11219), (1726, 10075), (2015, 8630), (4030, 4315)]