275205590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{701}}^1$

素因数の和:845

約数の個数: 64

約数和(自身を含む): 560431872

約数和(自身を除く): 285226282

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 83, 86, 110, 166, 215, 415, 430, 473, 701, 830, 913, 946, 1402, 1826, 2365, 3505, 3569, 4565, 4730, 7010, 7138, 7711, 9130, 15422, 17845, 30143, 35690, 38555, 39259, 58183, 60286, 77110, 78518, 116366, 150715, 196295, 290915, 301430, 331573, 392590, 581830, 640013, 663146, 1280026, 1657865, 2501869, 3200065, 3315730, 5003738, 6400130, 12509345, 25018690, 27520559, 55041118, 137602795, 275205590]

約数ペア:

[(1, 275205590), (2, 137602795), (5, 55041118), (10, 27520559), (11, 25018690), (22, 12509345), (43, 6400130), (55, 5003738), (83, 3315730), (86, 3200065), (110, 2501869), (166, 1657865), (215, 1280026), (415, 663146), (430, 640013), (473, 581830), (701, 392590), (830, 331573), (913, 301430), (946, 290915), (1402, 196295), (1826, 150715), (2365, 116366), (3505, 78518), (3569, 77110), (4565, 60286), (4730, 58183), (7010, 39259), (7138, 38555), (7711, 35690), (9130, 30143), (15422, 17845)]