18888968450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{7109}}^1\times {\mathrm{4831}}^1$

素因数の和:11963

約数の個数: 48

約数和(自身を含む): 38340760320

約数和(自身を除く): 19451791870

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 4831, 7109, 9662, 14218, 24155, 35545, 48310, 53141, 71090, 78199, 106282, 120775, 156398, 177725, 241550, 265705, 355450, 390995, 531410, 781990, 1328525, 1954975, 2657050, 3909950, 34343579, 68687158, 171717895, 343435790, 377779369, 755558738, 858589475, 1717178950, 1888896845, 3777793690, 9444484225, 18888968450]

約数ペア:

[(1, 18888968450), (2, 9444484225), (5, 3777793690), (10, 1888896845), (11, 1717178950), (22, 858589475), (25, 755558738), (50, 377779369), (55, 343435790), (110, 171717895), (275, 68687158), (550, 34343579), (4831, 3909950), (7109, 2657050), (9662, 1954975), (14218, 1328525), (24155, 781990), (35545, 531410), (48310, 390995), (53141, 355450), (71090, 265705), (78199, 241550), (106282, 177725), (120775, 156398)]