25561360

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{937}}^1$

素因数の和:992

約数の個数: 80

約数和(自身を含む): 66995712

約数和(自身を除く): 41434352

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 937, 1240, 1364, 1705, 1874, 2480, 2728, 3410, 3748, 4685, 5456, 6820, 7496, 9370, 10307, 13640, 14992, 18740, 20614, 27280, 29047, 37480, 41228, 51535, 58094, 74960, 82456, 103070, 116188, 145235, 164912, 206140, 232376, 290470, 319517, 412280, 464752, 580940, 639034, 824560, 1161880, 1278068, 1597585, 2323760, 2556136, 3195170, 5112272, 6390340, 12780680, 25561360]

約数ペア:

[(1, 25561360), (2, 12780680), (4, 6390340), (5, 5112272), (8, 3195170), (10, 2556136), (11, 2323760), (16, 1597585), (20, 1278068), (22, 1161880), (31, 824560), (40, 639034), (44, 580940), (55, 464752), (62, 412280), (80, 319517), (88, 290470), (110, 232376), (124, 206140), (155, 164912), (176, 145235), (220, 116188), (248, 103070), (310, 82456), (341, 74960), (440, 58094), (496, 51535), (620, 41228), (682, 37480), (880, 29047), (937, 27280), (1240, 20614), (1364, 18740), (1705, 14992), (1874, 13640), (2480, 10307), (2728, 9370), (3410, 7496), (3748, 6820), (4685, 5456)]