85971184

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:318

約数の個数: 80

約数和(自身を含む): 188876800

約数和(自身を除く): 102905616

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 67, 104, 124, 134, 199, 208, 248, 268, 398, 403, 496, 536, 796, 806, 871, 1072, 1592, 1612, 1742, 2077, 2587, 3184, 3224, 3484, 4154, 5174, 6169, 6448, 6968, 8308, 10348, 12338, 13333, 13936, 16616, 20696, 24676, 26666, 27001, 33232, 41392, 49352, 53332, 54002, 80197, 98704, 106664, 108004, 160394, 173329, 213328, 216008, 320788, 346658, 413323, 432016, 641576, 693316, 826646, 1283152, 1386632, 1653292, 2773264, 3306584, 5373199, 6613168, 10746398, 21492796, 42985592, 85971184]

約数ペア:

[(1, 85971184), (2, 42985592), (4, 21492796), (8, 10746398), (13, 6613168), (16, 5373199), (26, 3306584), (31, 2773264), (52, 1653292), (62, 1386632), (67, 1283152), (104, 826646), (124, 693316), (134, 641576), (199, 432016), (208, 413323), (248, 346658), (268, 320788), (398, 216008), (403, 213328), (496, 173329), (536, 160394), (796, 108004), (806, 106664), (871, 98704), (1072, 80197), (1592, 54002), (1612, 53332), (1742, 49352), (2077, 41392), (2587, 33232), (3184, 27001), (3224, 26666), (3484, 24676), (4154, 20696), (5174, 16616), (6169, 13936), (6448, 13333), (6968, 12338), (8308, 10348)]