87166490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{3079}}^1$

素因数の和:3254

約数の個数: 32

約数和(自身を含む): 166320000

約数和(自身を除く): 79153510

約数列:

[1, 2, 5, 10, 19, 38, 95, 149, 190, 298, 745, 1490, 2831, 3079, 5662, 6158, 14155, 15395, 28310, 30790, 58501, 117002, 292505, 458771, 585010, 917542, 2293855, 4587710, 8716649, 17433298, 43583245, 87166490]

約数ペア:

[(1, 87166490), (2, 43583245), (5, 17433298), (10, 8716649), (19, 4587710), (38, 2293855), (95, 917542), (149, 585010), (190, 458771), (298, 292505), (745, 117002), (1490, 58501), (2831, 30790), (3079, 28310), (5662, 15395), (6158, 14155)]