38410645

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:166

約数の個数: 64

約数和(自身を含む): 60963840

約数和(自身を除く): 22553195

約数列:

[1, 5, 7, 13, 29, 35, 41, 65, 71, 91, 145, 203, 205, 287, 355, 377, 455, 497, 533, 923, 1015, 1189, 1435, 1885, 2059, 2485, 2639, 2665, 2911, 3731, 4615, 5945, 6461, 8323, 10295, 13195, 14413, 14555, 15457, 18655, 20377, 26767, 32305, 37843, 41615, 72065, 77285, 84419, 101885, 108199, 133835, 187369, 189215, 264901, 422095, 540995, 590933, 936845, 1097447, 1324505, 2954665, 5487235, 7682129, 38410645]

約数ペア:

[(1, 38410645), (5, 7682129), (7, 5487235), (13, 2954665), (29, 1324505), (35, 1097447), (41, 936845), (65, 590933), (71, 540995), (91, 422095), (145, 264901), (203, 189215), (205, 187369), (287, 133835), (355, 108199), (377, 101885), (455, 84419), (497, 77285), (533, 72065), (923, 41615), (1015, 37843), (1189, 32305), (1435, 26767), (1885, 20377), (2059, 18655), (2485, 15457), (2639, 14555), (2665, 14413), (2911, 13195), (3731, 10295), (4615, 8323), (5945, 6461)]