89282440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{171697}}^1$

素因数の和:171721

約数の個数: 32

約数和(自身を含む): 216339480

約数和(自身を除く): 127057040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 171697, 343394, 686788, 858485, 1373576, 1716970, 2232061, 3433940, 4464122, 6867880, 8928244, 11160305, 17856488, 22320610, 44641220, 89282440]

約数ペア:

[(1, 89282440), (2, 44641220), (4, 22320610), (5, 17856488), (8, 11160305), (10, 8928244), (13, 6867880), (20, 4464122), (26, 3433940), (40, 2232061), (52, 1716970), (65, 1373576), (104, 858485), (130, 686788), (260, 343394), (520, 171697)]