72490690

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1\times {\mathrm{641}}^1$

素因数の和:954

約数の個数: 32

約数和(自身を含む): 134234496

約数和(自身を除く): 61743806

約数列:

[1, 2, 5, 10, 43, 86, 215, 263, 430, 526, 641, 1282, 1315, 2630, 3205, 6410, 11309, 22618, 27563, 55126, 56545, 113090, 137815, 168583, 275630, 337166, 842915, 1685830, 7249069, 14498138, 36245345, 72490690]

約数ペア:

[(1, 72490690), (2, 36245345), (5, 14498138), (10, 7249069), (43, 1685830), (86, 842915), (215, 337166), (263, 275630), (430, 168583), (526, 137815), (641, 113090), (1282, 56545), (1315, 55126), (2630, 27563), (3205, 22618), (6410, 11309)]