87076520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{70223}}^1$

素因数の和:70265

約数の個数: 32

約数和(自身を含む): 202245120

約数和(自身を除く): 115168600

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 70223, 140446, 280892, 351115, 561784, 702230, 1404460, 2176913, 2808920, 4353826, 8707652, 10884565, 17415304, 21769130, 43538260, 87076520]

約数ペア:

[(1, 87076520), (2, 43538260), (4, 21769130), (5, 17415304), (8, 10884565), (10, 8707652), (20, 4353826), (31, 2808920), (40, 2176913), (62, 1404460), (124, 702230), (155, 561784), (248, 351115), (310, 280892), (620, 140446), (1240, 70223)]