172000688

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{53}}^2\times {\mathrm{89}}^1$

素因数の和:246

約数の個数: 60

約数和(自身を含む): 351461880

約数和(自身を除く): 179461192

約数列:

[1, 2, 4, 8, 16, 43, 53, 86, 89, 106, 172, 178, 212, 344, 356, 424, 688, 712, 848, 1424, 2279, 2809, 3827, 4558, 4717, 5618, 7654, 9116, 9434, 11236, 15308, 18232, 18868, 22472, 30616, 36464, 37736, 44944, 61232, 75472, 120787, 202831, 241574, 250001, 405662, 483148, 500002, 811324, 966296, 1000004, 1622648, 1932592, 2000008, 3245296, 4000016, 10750043, 21500086, 43000172, 86000344, 172000688]

約数ペア:

[(1, 172000688), (2, 86000344), (4, 43000172), (8, 21500086), (16, 10750043), (43, 4000016), (53, 3245296), (86, 2000008), (89, 1932592), (106, 1622648), (172, 1000004), (178, 966296), (212, 811324), (344, 500002), (356, 483148), (424, 405662), (688, 250001), (712, 241574), (848, 202831), (1424, 120787), (2279, 75472), (2809, 61232), (3827, 44944), (4558, 37736), (4717, 36464), (5618, 30616), (7654, 22472), (9116, 18868), (9434, 18232), (11236, 15308)]