26976640

素因数分解:

$2^7\times 5^1\times {\mathrm{61}}^1\times {\mathrm{691}}^1$

素因数の和:771

約数の個数: 64

約数和(自身を含む): 65643120

約数和(自身を除く): 38666480

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, 691, 976, 1220, 1382, 1952, 2440, 2764, 3455, 3904, 4880, 5528, 6910, 7808, 9760, 11056, 13820, 19520, 22112, 27640, 39040, 42151, 44224, 55280, 84302, 88448, 110560, 168604, 210755, 221120, 337208, 421510, 442240, 674416, 843020, 1348832, 1686040, 2697664, 3372080, 5395328, 6744160, 13488320, 26976640]

約数ペア:

[(1, 26976640), (2, 13488320), (4, 6744160), (5, 5395328), (8, 3372080), (10, 2697664), (16, 1686040), (20, 1348832), (32, 843020), (40, 674416), (61, 442240), (64, 421510), (80, 337208), (122, 221120), (128, 210755), (160, 168604), (244, 110560), (305, 88448), (320, 84302), (488, 55280), (610, 44224), (640, 42151), (691, 39040), (976, 27640), (1220, 22112), (1382, 19520), (1952, 13820), (2440, 11056), (2764, 9760), (3455, 7808), (3904, 6910), (4880, 5528)]