7749440

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{397}}^1$

素因数の和:475

約数の個数: 56

約数和(自身を含む): 18803112

約数和(自身を除く): 11053672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 160, 244, 305, 320, 397, 488, 610, 794, 976, 1220, 1588, 1952, 1985, 2440, 3176, 3904, 3970, 4880, 6352, 7940, 9760, 12704, 15880, 19520, 24217, 25408, 31760, 48434, 63520, 96868, 121085, 127040, 193736, 242170, 387472, 484340, 774944, 968680, 1549888, 1937360, 3874720, 7749440]

約数ペア:

[(1, 7749440), (2, 3874720), (4, 1937360), (5, 1549888), (8, 968680), (10, 774944), (16, 484340), (20, 387472), (32, 242170), (40, 193736), (61, 127040), (64, 121085), (80, 96868), (122, 63520), (160, 48434), (244, 31760), (305, 25408), (320, 24217), (397, 19520), (488, 15880), (610, 12704), (794, 9760), (976, 7940), (1220, 6352), (1588, 4880), (1952, 3970), (1985, 3904), (2440, 3176)]