87215210

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{2083}}^1$

素因数の和:2222

約数の個数: 32

約数和(自身を含む): 162051840

約数和(自身を除く): 74836630

約数列:

[1, 2, 5, 10, 53, 79, 106, 158, 265, 395, 530, 790, 2083, 4166, 4187, 8374, 10415, 20830, 20935, 41870, 110399, 164557, 220798, 329114, 551995, 822785, 1103990, 1645570, 8721521, 17443042, 43607605, 87215210]

約数ペア:

[(1, 87215210), (2, 43607605), (5, 17443042), (10, 8721521), (53, 1645570), (79, 1103990), (106, 822785), (158, 551995), (265, 329114), (395, 220798), (530, 164557), (790, 110399), (2083, 41870), (4166, 20935), (4187, 20830), (8374, 10415)]