512272100

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{3137}}^1$

素因数の和:3245

約数の個数: 72

約数和(自身を含む): 1176674688

約数和(自身を除く): 664402588

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 71, 92, 100, 115, 142, 230, 284, 355, 460, 575, 710, 1150, 1420, 1633, 1775, 2300, 3137, 3266, 3550, 6274, 6532, 7100, 8165, 12548, 15685, 16330, 31370, 32660, 40825, 62740, 72151, 78425, 81650, 144302, 156850, 163300, 222727, 288604, 313700, 360755, 445454, 721510, 890908, 1113635, 1443020, 1803775, 2227270, 3607550, 4454540, 5122721, 5568175, 7215100, 10245442, 11136350, 20490884, 22272700, 25613605, 51227210, 102454420, 128068025, 256136050, 512272100]

約数ペア:

[(1, 512272100), (2, 256136050), (4, 128068025), (5, 102454420), (10, 51227210), (20, 25613605), (23, 22272700), (25, 20490884), (46, 11136350), (50, 10245442), (71, 7215100), (92, 5568175), (100, 5122721), (115, 4454540), (142, 3607550), (230, 2227270), (284, 1803775), (355, 1443020), (460, 1113635), (575, 890908), (710, 721510), (1150, 445454), (1420, 360755), (1633, 313700), (1775, 288604), (2300, 222727), (3137, 163300), (3266, 156850), (3550, 144302), (6274, 81650), (6532, 78425), (7100, 72151), (8165, 62740), (12548, 40825), (15685, 32660), (16330, 31370)]