129086680

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{28559}}^1$

素因数の和:28683

約数の個数: 32

約数和(自身を含む): 293025600

約数和(自身を除く): 163938920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 28559, 57118, 114236, 142795, 228472, 285590, 571180, 1142360, 3227167, 6454334, 12908668, 16135835, 25817336, 32271670, 64543340, 129086680]

約数ペア:

[(1, 129086680), (2, 64543340), (4, 32271670), (5, 25817336), (8, 16135835), (10, 12908668), (20, 6454334), (40, 3227167), (113, 1142360), (226, 571180), (452, 285590), (565, 228472), (904, 142795), (1130, 114236), (2260, 57118), (4520, 28559)]