87531445

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{571}}^1$

素因数の和:673

約数の個数: 32

約数和(自身を含む): 115974144

約数和(自身を除く): 28442699

約数列:

[1, 5, 23, 31, 43, 115, 155, 215, 571, 713, 989, 1333, 2855, 3565, 4945, 6665, 13133, 17701, 24553, 30659, 65665, 88505, 122765, 153295, 407123, 564719, 761143, 2035615, 2823595, 3805715, 17506289, 87531445]

約数ペア:

[(1, 87531445), (5, 17506289), (23, 3805715), (31, 2823595), (43, 2035615), (115, 761143), (155, 564719), (215, 407123), (571, 153295), (713, 122765), (989, 88505), (1333, 65665), (2855, 30659), (3565, 24553), (4945, 17701), (6665, 13133)]