51029920

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:362

約数の個数: 96

約数和(自身を含む): 129901968

約数和(自身を除く): 78872048

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 73, 80, 85, 136, 146, 160, 170, 257, 272, 292, 340, 365, 514, 544, 584, 680, 730, 1028, 1168, 1241, 1285, 1360, 1460, 2056, 2336, 2482, 2570, 2720, 2920, 4112, 4369, 4964, 5140, 5840, 6205, 8224, 8738, 9928, 10280, 11680, 12410, 17476, 18761, 19856, 20560, 21845, 24820, 34952, 37522, 39712, 41120, 43690, 49640, 69904, 75044, 87380, 93805, 99280, 139808, 150088, 174760, 187610, 198560, 300176, 318937, 349520, 375220, 600352, 637874, 699040, 750440, 1275748, 1500880, 1594685, 2551496, 3001760, 3189370, 5102992, 6378740, 10205984, 12757480, 25514960, 51029920]

約数ペア:

[(1, 51029920), (2, 25514960), (4, 12757480), (5, 10205984), (8, 6378740), (10, 5102992), (16, 3189370), (17, 3001760), (20, 2551496), (32, 1594685), (34, 1500880), (40, 1275748), (68, 750440), (73, 699040), (80, 637874), (85, 600352), (136, 375220), (146, 349520), (160, 318937), (170, 300176), (257, 198560), (272, 187610), (292, 174760), (340, 150088), (365, 139808), (514, 99280), (544, 93805), (584, 87380), (680, 75044), (730, 69904), (1028, 49640), (1168, 43690), (1241, 41120), (1285, 39712), (1360, 37522), (1460, 34952), (2056, 24820), (2336, 21845), (2482, 20560), (2570, 19856), (2720, 18761), (2920, 17476), (4112, 12410), (4369, 11680), (4964, 10280), (5140, 9928), (5840, 8738), (6205, 8224)]