174505840

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{641}}^1$

素因数の和:778

約数の個数: 80

約数和(自身を含む): 421285536

約数和(自身を除く): 246779696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 83, 164, 166, 205, 328, 332, 410, 415, 641, 656, 664, 820, 830, 1282, 1328, 1640, 1660, 2564, 3205, 3280, 3320, 3403, 5128, 6410, 6640, 6806, 10256, 12820, 13612, 17015, 25640, 26281, 27224, 34030, 51280, 52562, 53203, 54448, 68060, 105124, 106406, 131405, 136120, 210248, 212812, 262810, 266015, 272240, 420496, 425624, 525620, 532030, 851248, 1051240, 1064060, 2102480, 2128120, 2181323, 4256240, 4362646, 8725292, 10906615, 17450584, 21813230, 34901168, 43626460, 87252920, 174505840]

約数ペア:

[(1, 174505840), (2, 87252920), (4, 43626460), (5, 34901168), (8, 21813230), (10, 17450584), (16, 10906615), (20, 8725292), (40, 4362646), (41, 4256240), (80, 2181323), (82, 2128120), (83, 2102480), (164, 1064060), (166, 1051240), (205, 851248), (328, 532030), (332, 525620), (410, 425624), (415, 420496), (641, 272240), (656, 266015), (664, 262810), (820, 212812), (830, 210248), (1282, 136120), (1328, 131405), (1640, 106406), (1660, 105124), (2564, 68060), (3205, 54448), (3280, 53203), (3320, 52562), (3403, 51280), (5128, 34030), (6410, 27224), (6640, 26281), (6806, 25640), (10256, 17015), (12820, 13612)]