63936920

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{479}}^1$

素因数の和:608

約数の個数: 64

約数和(自身を含む): 149299200

約数和(自身を除く): 85362280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 71, 94, 142, 188, 235, 284, 355, 376, 470, 479, 568, 710, 940, 958, 1420, 1880, 1916, 2395, 2840, 3337, 3832, 4790, 6674, 9580, 13348, 16685, 19160, 22513, 26696, 33370, 34009, 45026, 66740, 68018, 90052, 112565, 133480, 136036, 170045, 180104, 225130, 272072, 340090, 450260, 680180, 900520, 1360360, 1598423, 3196846, 6393692, 7992115, 12787384, 15984230, 31968460, 63936920]

約数ペア:

[(1, 63936920), (2, 31968460), (4, 15984230), (5, 12787384), (8, 7992115), (10, 6393692), (20, 3196846), (40, 1598423), (47, 1360360), (71, 900520), (94, 680180), (142, 450260), (188, 340090), (235, 272072), (284, 225130), (355, 180104), (376, 170045), (470, 136036), (479, 133480), (568, 112565), (710, 90052), (940, 68018), (958, 66740), (1420, 45026), (1880, 34009), (1916, 33370), (2395, 26696), (2840, 22513), (3337, 19160), (3832, 16685), (4790, 13348), (6674, 9580)]