78358355

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{269}}^1$

素因数の和:463

約数の個数: 32

約数和(自身を含む): 104976000

約数和(自身を除く): 26617645

約数列:

[1, 5, 17, 23, 85, 115, 149, 269, 391, 745, 1345, 1955, 2533, 3427, 4573, 6187, 12665, 17135, 22865, 30935, 40081, 58259, 105179, 200405, 291295, 525895, 681377, 921863, 3406885, 4609315, 15671671, 78358355]

約数ペア:

[(1, 78358355), (5, 15671671), (17, 4609315), (23, 3406885), (85, 921863), (115, 681377), (149, 525895), (269, 291295), (391, 200405), (745, 105179), (1345, 58259), (1955, 40081), (2533, 30935), (3427, 22865), (4573, 17135), (6187, 12665)]