202058720

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^2\times {\mathrm{683}}^1$

素因数の和:784

約数の個数: 72

約数和(自身を含む): 489438936

約数和(自身を除く): 287380216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 683, 688, 860, 1366, 1376, 1720, 1849, 2732, 3415, 3440, 3698, 5464, 6830, 6880, 7396, 9245, 10928, 13660, 14792, 18490, 21856, 27320, 29369, 29584, 36980, 54640, 58738, 59168, 73960, 109280, 117476, 146845, 147920, 234952, 293690, 295840, 469904, 587380, 939808, 1174760, 1262867, 2349520, 2525734, 4699040, 5051468, 6314335, 10102936, 12628670, 20205872, 25257340, 40411744, 50514680, 101029360, 202058720]

約数ペア:

[(1, 202058720), (2, 101029360), (4, 50514680), (5, 40411744), (8, 25257340), (10, 20205872), (16, 12628670), (20, 10102936), (32, 6314335), (40, 5051468), (43, 4699040), (80, 2525734), (86, 2349520), (160, 1262867), (172, 1174760), (215, 939808), (344, 587380), (430, 469904), (683, 295840), (688, 293690), (860, 234952), (1366, 147920), (1376, 146845), (1720, 117476), (1849, 109280), (2732, 73960), (3415, 59168), (3440, 58738), (3698, 54640), (5464, 36980), (6830, 29584), (6880, 29369), (7396, 27320), (9245, 21856), (10928, 18490), (13660, 14792)]