55080560

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{11287}}^1$

素因数の和:11361

約数の個数: 40

約数和(自身を含む): 130173216

約数和(自身を除く): 75092656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 11287, 22574, 45148, 56435, 90296, 112870, 180592, 225740, 451480, 688507, 902960, 1377014, 2754028, 3442535, 5508056, 6885070, 11016112, 13770140, 27540280, 55080560]

約数ペア:

[(1, 55080560), (2, 27540280), (4, 13770140), (5, 11016112), (8, 6885070), (10, 5508056), (16, 3442535), (20, 2754028), (40, 1377014), (61, 902960), (80, 688507), (122, 451480), (244, 225740), (305, 180592), (488, 112870), (610, 90296), (976, 56435), (1220, 45148), (2440, 22574), (4880, 11287)]