28160650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1319}}^1$

素因数の和:1399

約数の個数: 48

約数和(自身を含む): 60888960

約数和(自身を除く): 32728310

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 61, 70, 122, 175, 305, 350, 427, 610, 854, 1319, 1525, 2135, 2638, 3050, 4270, 6595, 9233, 10675, 13190, 18466, 21350, 32975, 46165, 65950, 80459, 92330, 160918, 230825, 402295, 461650, 563213, 804590, 1126426, 2011475, 2816065, 4022950, 5632130, 14080325, 28160650]

約数ペア:

[(1, 28160650), (2, 14080325), (5, 5632130), (7, 4022950), (10, 2816065), (14, 2011475), (25, 1126426), (35, 804590), (50, 563213), (61, 461650), (70, 402295), (122, 230825), (175, 160918), (305, 92330), (350, 80459), (427, 65950), (610, 46165), (854, 32975), (1319, 21350), (1525, 18466), (2135, 13190), (2638, 10675), (3050, 9233), (4270, 6595)]