79983890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{21559}}^1$

素因数の和:21626

約数の個数: 32

約数和(自身を含む): 167650560

約数和(自身を除く): 87666670

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 265, 371, 530, 742, 1855, 3710, 21559, 43118, 107795, 150913, 215590, 301826, 754565, 1142627, 1509130, 2285254, 5713135, 7998389, 11426270, 15996778, 39991945, 79983890]

約数ペア:

[(1, 79983890), (2, 39991945), (5, 15996778), (7, 11426270), (10, 7998389), (14, 5713135), (35, 2285254), (53, 1509130), (70, 1142627), (106, 754565), (265, 301826), (371, 215590), (530, 150913), (742, 107795), (1855, 43118), (3710, 21559)]