129689920

素因数分解:

$2^6\times 5^1\times {\mathrm{47}}^1\times {\mathrm{8623}}^1$

素因数の和:8687

約数の個数: 56

約数和(自身を含む): 315431424

約数和(自身を除く): 185741504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 160, 188, 235, 320, 376, 470, 752, 940, 1504, 1880, 3008, 3760, 7520, 8623, 15040, 17246, 34492, 43115, 68984, 86230, 137968, 172460, 275936, 344920, 405281, 551872, 689840, 810562, 1379680, 1621124, 2026405, 2759360, 3242248, 4052810, 6484496, 8105620, 12968992, 16211240, 25937984, 32422480, 64844960, 129689920]

約数ペア:

[(1, 129689920), (2, 64844960), (4, 32422480), (5, 25937984), (8, 16211240), (10, 12968992), (16, 8105620), (20, 6484496), (32, 4052810), (40, 3242248), (47, 2759360), (64, 2026405), (80, 1621124), (94, 1379680), (160, 810562), (188, 689840), (235, 551872), (320, 405281), (376, 344920), (470, 275936), (752, 172460), (940, 137968), (1504, 86230), (1880, 68984), (3008, 43115), (3760, 34492), (7520, 17246), (8623, 15040)]