99899780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{4201}}^1$

素因数の和:4280

約数の個数: 48

約数和(自身を含む): 222369840

約数和(自身を除く): 122470060

約数列:

[1, 2, 4, 5, 10, 20, 29, 41, 58, 82, 116, 145, 164, 205, 290, 410, 580, 820, 1189, 2378, 4201, 4756, 5945, 8402, 11890, 16804, 21005, 23780, 42010, 84020, 121829, 172241, 243658, 344482, 487316, 609145, 688964, 861205, 1218290, 1722410, 2436580, 3444820, 4994989, 9989978, 19979956, 24974945, 49949890, 99899780]

約数ペア:

[(1, 99899780), (2, 49949890), (4, 24974945), (5, 19979956), (10, 9989978), (20, 4994989), (29, 3444820), (41, 2436580), (58, 1722410), (82, 1218290), (116, 861205), (145, 688964), (164, 609145), (205, 487316), (290, 344482), (410, 243658), (580, 172241), (820, 121829), (1189, 84020), (2378, 42010), (4201, 23780), (4756, 21005), (5945, 16804), (8402, 11890)]