259326730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{42443}}^1$

素因数の和:42510

約数の個数: 32

約数和(自身を含む): 513402624

約数和(自身を除く): 254075894

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 130, 235, 470, 611, 1222, 3055, 6110, 42443, 84886, 212215, 424430, 551759, 1103518, 1994821, 2758795, 3989642, 5517590, 9974105, 19948210, 25932673, 51865346, 129663365, 259326730]

約数ペア:

[(1, 259326730), (2, 129663365), (5, 51865346), (10, 25932673), (13, 19948210), (26, 9974105), (47, 5517590), (65, 3989642), (94, 2758795), (130, 1994821), (235, 1103518), (470, 551759), (611, 424430), (1222, 212215), (3055, 84886), (6110, 42443)]