202032080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{997}}^1$

素因数の和:1176

約数の個数: 80

約数和(自身を含む): 501195600

約数和(自身を除く): 299163520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 149, 170, 272, 298, 340, 596, 680, 745, 997, 1192, 1360, 1490, 1994, 2384, 2533, 2980, 3988, 4985, 5066, 5960, 7976, 9970, 10132, 11920, 12665, 15952, 16949, 19940, 20264, 25330, 33898, 39880, 40528, 50660, 67796, 79760, 84745, 101320, 135592, 148553, 169490, 202640, 271184, 297106, 338980, 594212, 677960, 742765, 1188424, 1355920, 1485530, 2376848, 2525401, 2971060, 5050802, 5942120, 10101604, 11884240, 12627005, 20203208, 25254010, 40406416, 50508020, 101016040, 202032080]

約数ペア:

[(1, 202032080), (2, 101016040), (4, 50508020), (5, 40406416), (8, 25254010), (10, 20203208), (16, 12627005), (17, 11884240), (20, 10101604), (34, 5942120), (40, 5050802), (68, 2971060), (80, 2525401), (85, 2376848), (136, 1485530), (149, 1355920), (170, 1188424), (272, 742765), (298, 677960), (340, 594212), (596, 338980), (680, 297106), (745, 271184), (997, 202640), (1192, 169490), (1360, 148553), (1490, 135592), (1994, 101320), (2384, 84745), (2533, 79760), (2980, 67796), (3988, 50660), (4985, 40528), (5066, 39880), (5960, 33898), (7976, 25330), (9970, 20264), (10132, 19940), (11920, 16949), (12665, 15952)]