173131125

素因数分解:

$3^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1$

素因数の和:383

約数の個数: 64

約数和(自身を含む): 304072704

約数和(自身を除く): 130941579

約数列:

[1, 3, 5, 15, 25, 31, 53, 75, 93, 125, 155, 159, 265, 281, 375, 465, 775, 795, 843, 1325, 1405, 1643, 2325, 3875, 3975, 4215, 4929, 6625, 7025, 8215, 8711, 11625, 14893, 19875, 21075, 24645, 26133, 35125, 41075, 43555, 44679, 74465, 105375, 123225, 130665, 205375, 217775, 223395, 372325, 461683, 616125, 653325, 1088875, 1116975, 1385049, 1861625, 2308415, 3266625, 5584875, 6925245, 11542075, 34626225, 57710375, 173131125]

約数ペア:

[(1, 173131125), (3, 57710375), (5, 34626225), (15, 11542075), (25, 6925245), (31, 5584875), (53, 3266625), (75, 2308415), (93, 1861625), (125, 1385049), (155, 1116975), (159, 1088875), (265, 653325), (281, 616125), (375, 461683), (465, 372325), (775, 223395), (795, 217775), (843, 205375), (1325, 130665), (1405, 123225), (1643, 105375), (2325, 74465), (3875, 44679), (3975, 43555), (4215, 41075), (4929, 35125), (6625, 26133), (7025, 24645), (8215, 21075), (8711, 19875), (11625, 14893)]