69151640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{90989}}^1$

素因数の和:91019

約数の個数: 32

約数和(自身を含む): 163782000

約数和(自身を除く): 94630360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 90989, 181978, 363956, 454945, 727912, 909890, 1728791, 1819780, 3457582, 3639560, 6915164, 8643955, 13830328, 17287910, 34575820, 69151640]

約数ペア:

[(1, 69151640), (2, 34575820), (4, 17287910), (5, 13830328), (8, 8643955), (10, 6915164), (19, 3639560), (20, 3457582), (38, 1819780), (40, 1728791), (76, 909890), (95, 727912), (152, 454945), (190, 363956), (380, 181978), (760, 90989)]