2511143.00000000

素因数分解:

$2^8\times 5^1\times {\mathrm{61}}^1\times {\mathrm{683}}^1$

素因数の和:765

約数の個数: 72

約数和(自身を含む): 130022928

約数和(自身を除く): 76694288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 488, 610, 640, 683, 976, 1220, 1280, 1366, 1952, 2440, 2732, 3415, 3904, 4880, 5464, 6830, 7808, 9760, 10928, 13660, 15616, 19520, 21856, 27320, 39040, 41663, 43712, 54640, 78080, 83326, 87424, 109280, 166652, 174848, 208315, 218560, 333304, 416630, 437120, 666608, 833260, 874240, 1333216, 1666520, 2666432, 3333040, 5332864, 6666080, 10665728, 13332160, 26664320, 53328640]

約数ペア:

[(1, 53328640), (2, 26664320), (4, 13332160), (5, 10665728), (8, 6666080), (10, 5332864), (16, 3333040), (20, 2666432), (32, 1666520), (40, 1333216), (61, 874240), (64, 833260), (80, 666608), (122, 437120), (128, 416630), (160, 333304), (244, 218560), (256, 208315), (305, 174848), (320, 166652), (488, 109280), (610, 87424), (640, 83326), (683, 78080), (976, 54640), (1220, 43712), (1280, 41663), (1366, 39040), (1952, 27320), (2440, 21856), (2732, 19520), (3415, 15616), (3904, 13660), (4880, 10928), (5464, 9760), (6830, 7808)]