74458640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1033}}^1$

素因数の和:1116

約数の個数: 80

約数和(自身を含む): 186938928

約数和(自身を除く): 112480288

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 53, 68, 80, 85, 106, 136, 170, 212, 265, 272, 340, 424, 530, 680, 848, 901, 1033, 1060, 1360, 1802, 2066, 2120, 3604, 4132, 4240, 4505, 5165, 7208, 8264, 9010, 10330, 14416, 16528, 17561, 18020, 20660, 35122, 36040, 41320, 54749, 70244, 72080, 82640, 87805, 109498, 140488, 175610, 218996, 273745, 280976, 351220, 437992, 547490, 702440, 875984, 930733, 1094980, 1404880, 1861466, 2189960, 3722932, 4379920, 4653665, 7445864, 9307330, 14891728, 18614660, 37229320, 74458640]

約数ペア:

[(1, 74458640), (2, 37229320), (4, 18614660), (5, 14891728), (8, 9307330), (10, 7445864), (16, 4653665), (17, 4379920), (20, 3722932), (34, 2189960), (40, 1861466), (53, 1404880), (68, 1094980), (80, 930733), (85, 875984), (106, 702440), (136, 547490), (170, 437992), (212, 351220), (265, 280976), (272, 273745), (340, 218996), (424, 175610), (530, 140488), (680, 109498), (848, 87805), (901, 82640), (1033, 72080), (1060, 70244), (1360, 54749), (1802, 41320), (2066, 36040), (2120, 35122), (3604, 20660), (4132, 18020), (4240, 17561), (4505, 16528), (5165, 14416), (7208, 10330), (8264, 9010)]