55075480

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{313}}^1$

素因数の和:460

約数の個数: 64

約数和(自身を含む): 128187360

約数和(自身を除く): 73111880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 83, 106, 166, 212, 265, 313, 332, 415, 424, 530, 626, 664, 830, 1060, 1252, 1565, 1660, 2120, 2504, 3130, 3320, 4399, 6260, 8798, 12520, 16589, 17596, 21995, 25979, 33178, 35192, 43990, 51958, 66356, 82945, 87980, 103916, 129895, 132712, 165890, 175960, 207832, 259790, 331780, 519580, 663560, 1039160, 1376887, 2753774, 5507548, 6884435, 11015096, 13768870, 27537740, 55075480]

約数ペア:

[(1, 55075480), (2, 27537740), (4, 13768870), (5, 11015096), (8, 6884435), (10, 5507548), (20, 2753774), (40, 1376887), (53, 1039160), (83, 663560), (106, 519580), (166, 331780), (212, 259790), (265, 207832), (313, 175960), (332, 165890), (415, 132712), (424, 129895), (530, 103916), (626, 87980), (664, 82945), (830, 66356), (1060, 51958), (1252, 43990), (1565, 35192), (1660, 33178), (2120, 25979), (2504, 21995), (3130, 17596), (3320, 16589), (4399, 12520), (6260, 8798)]