26664320

素因数分解:

$2^7\times 5^1\times {\mathrm{61}}^1\times {\mathrm{683}}^1$

素因数の和:763

約数の個数: 64

約数和(自身を含む): 64884240

約数和(自身を除く): 38219920

約数列:

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

約数ペア:

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