158890720

素因数分解:

$2^5\times 5^1\times {\mathrm{107}}^1\times {\mathrm{9281}}^1$

素因数の和:9403

約数の個数: 48

約数和(自身を含む): 378928368

約数和(自身を除く): 220037648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 107, 160, 214, 428, 535, 856, 1070, 1712, 2140, 3424, 4280, 8560, 9281, 17120, 18562, 37124, 46405, 74248, 92810, 148496, 185620, 296992, 371240, 742480, 993067, 1484960, 1986134, 3972268, 4965335, 7944536, 9930670, 15889072, 19861340, 31778144, 39722680, 79445360, 158890720]

約数ペア:

[(1, 158890720), (2, 79445360), (4, 39722680), (5, 31778144), (8, 19861340), (10, 15889072), (16, 9930670), (20, 7944536), (32, 4965335), (40, 3972268), (80, 1986134), (107, 1484960), (160, 993067), (214, 742480), (428, 371240), (535, 296992), (856, 185620), (1070, 148496), (1712, 92810), (2140, 74248), (3424, 46405), (4280, 37124), (8560, 18562), (9281, 17120)]