51122720

素因数分解:

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

素因数の和:994

約数の個数: 96

約数和(自身を含む): 136152576

約数和(自身を除く): 85029856

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 80, 88, 110, 124, 155, 160, 176, 220, 248, 310, 341, 352, 440, 496, 620, 682, 880, 937, 992, 1240, 1364, 1705, 1760, 1874, 2480, 2728, 3410, 3748, 4685, 4960, 5456, 6820, 7496, 9370, 10307, 10912, 13640, 14992, 18740, 20614, 27280, 29047, 29984, 37480, 41228, 51535, 54560, 58094, 74960, 82456, 103070, 116188, 145235, 149920, 164912, 206140, 232376, 290470, 319517, 329824, 412280, 464752, 580940, 639034, 824560, 929504, 1161880, 1278068, 1597585, 1649120, 2323760, 2556136, 3195170, 4647520, 5112272, 6390340, 10224544, 12780680, 25561360, 51122720]

約数ペア:

[(1, 51122720), (2, 25561360), (4, 12780680), (5, 10224544), (8, 6390340), (10, 5112272), (11, 4647520), (16, 3195170), (20, 2556136), (22, 2323760), (31, 1649120), (32, 1597585), (40, 1278068), (44, 1161880), (55, 929504), (62, 824560), (80, 639034), (88, 580940), (110, 464752), (124, 412280), (155, 329824), (160, 319517), (176, 290470), (220, 232376), (248, 206140), (310, 164912), (341, 149920), (352, 145235), (440, 116188), (496, 103070), (620, 82456), (682, 74960), (880, 58094), (937, 54560), (992, 51535), (1240, 41228), (1364, 37480), (1705, 29984), (1760, 29047), (1874, 27280), (2480, 20614), (2728, 18740), (3410, 14992), (3748, 13640), (4685, 10912), (4960, 10307), (5456, 9370), (6820, 7496)]