49061990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 98841600

約数和(自身を除く): 49779610

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 103, 109, 115, 190, 206, 218, 230, 437, 515, 545, 874, 1030, 1090, 1957, 2071, 2185, 2369, 2507, 3914, 4142, 4370, 4738, 5014, 9785, 10355, 11227, 11845, 12535, 19570, 20710, 22454, 23690, 25070, 45011, 47633, 56135, 90022, 95266, 112270, 213313, 225055, 238165, 258221, 426626, 450110, 476330, 516442, 1066565, 1291105, 2133130, 2582210, 4906199, 9812398, 24530995, 49061990]

約数ペア:

[(1, 49061990), (2, 24530995), (5, 9812398), (10, 4906199), (19, 2582210), (23, 2133130), (38, 1291105), (46, 1066565), (95, 516442), (103, 476330), (109, 450110), (115, 426626), (190, 258221), (206, 238165), (218, 225055), (230, 213313), (437, 112270), (515, 95266), (545, 90022), (874, 56135), (1030, 47633), (1090, 45011), (1957, 25070), (2071, 23690), (2185, 22454), (2369, 20710), (2507, 19570), (3914, 12535), (4142, 11845), (4370, 11227), (4738, 10355), (5014, 9785)]