85878236

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{1619}}^1$

素因数の和:1861

約数の個数: 24

約数和(自身を含む): 153090000

約数和(自身を除く): 67211764

約数列:

[1, 2, 4, 89, 149, 178, 298, 356, 596, 1619, 3238, 6476, 13261, 26522, 53044, 144091, 241231, 288182, 482462, 576364, 964924, 21469559, 42939118, 85878236]

約数ペア:

[(1, 85878236), (2, 42939118), (4, 21469559), (89, 964924), (149, 576364), (178, 482462), (298, 288182), (356, 241231), (596, 144091), (1619, 53044), (3238, 26522), (6476, 13261)]