20199275750

素因数分解:

$2^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{857}}^1\times {\mathrm{3251}}^1$

素因数の和:4154

約数の個数: 64

約数和(自身を含む): 39174632640

約数和(自身を除く): 18975356890

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 125, 145, 250, 290, 725, 857, 1450, 1714, 3251, 3625, 4285, 6502, 7250, 8570, 16255, 21425, 24853, 32510, 42850, 49706, 81275, 94279, 107125, 124265, 162550, 188558, 214250, 248530, 406375, 471395, 621325, 812750, 942790, 1242650, 2356975, 2786107, 3106625, 4713950, 5572214, 6213250, 11784875, 13930535, 23569750, 27861070, 69652675, 80797103, 139305350, 161594206, 348263375, 403985515, 696526750, 807971030, 2019927575, 4039855150, 10099637875, 20199275750]

約数ペア:

[(1, 20199275750), (2, 10099637875), (5, 4039855150), (10, 2019927575), (25, 807971030), (29, 696526750), (50, 403985515), (58, 348263375), (125, 161594206), (145, 139305350), (250, 80797103), (290, 69652675), (725, 27861070), (857, 23569750), (1450, 13930535), (1714, 11784875), (3251, 6213250), (3625, 5572214), (4285, 4713950), (6502, 3106625), (7250, 2786107), (8570, 2356975), (16255, 1242650), (21425, 942790), (24853, 812750), (32510, 621325), (42850, 471395), (49706, 406375), (81275, 248530), (94279, 214250), (107125, 188558), (124265, 162550)]