38337280

素因数分解:

$2^8\times 5^1\times {\mathrm{61}}^1\times {\mathrm{491}}^1$

素因数の和:573

約数の個数: 72

約数和(自身を含む): 93525264

約数和(自身を除く): 55187984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 488, 491, 610, 640, 976, 982, 1220, 1280, 1952, 1964, 2440, 2455, 3904, 3928, 4880, 4910, 7808, 7856, 9760, 9820, 15616, 15712, 19520, 19640, 29951, 31424, 39040, 39280, 59902, 62848, 78080, 78560, 119804, 125696, 149755, 157120, 239608, 299510, 314240, 479216, 599020, 628480, 958432, 1198040, 1916864, 2396080, 3833728, 4792160, 7667456, 9584320, 19168640, 38337280]

約数ペア:

[(1, 38337280), (2, 19168640), (4, 9584320), (5, 7667456), (8, 4792160), (10, 3833728), (16, 2396080), (20, 1916864), (32, 1198040), (40, 958432), (61, 628480), (64, 599020), (80, 479216), (122, 314240), (128, 299510), (160, 239608), (244, 157120), (256, 149755), (305, 125696), (320, 119804), (488, 78560), (491, 78080), (610, 62848), (640, 59902), (976, 39280), (982, 39040), (1220, 31424), (1280, 29951), (1952, 19640), (1964, 19520), (2440, 15712), (2455, 15616), (3904, 9820), (3928, 9760), (4880, 7856), (4910, 7808)]