89427040

素因数分解:

$2^5\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4021}}^1$

素因数の和:4175

約数の個数: 48

約数和(自身を含む): 212844240

約数和(自身を除く): 123417200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 139, 160, 278, 556, 695, 1112, 1390, 2224, 2780, 4021, 4448, 5560, 8042, 11120, 16084, 20105, 22240, 32168, 40210, 64336, 80420, 128672, 160840, 321680, 558919, 643360, 1117838, 2235676, 2794595, 4471352, 5589190, 8942704, 11178380, 17885408, 22356760, 44713520, 89427040]

約数ペア:

[(1, 89427040), (2, 44713520), (4, 22356760), (5, 17885408), (8, 11178380), (10, 8942704), (16, 5589190), (20, 4471352), (32, 2794595), (40, 2235676), (80, 1117838), (139, 643360), (160, 558919), (278, 321680), (556, 160840), (695, 128672), (1112, 80420), (1390, 64336), (2224, 40210), (2780, 32168), (4021, 22240), (4448, 20105), (5560, 16084), (8042, 11120)]