68407904

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1907}}^1$

素因数の和:1995

約数の個数: 48

約数和(自身を含む): 144244800

約数和(自身を除く): 75836896

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 59, 76, 118, 152, 236, 304, 472, 608, 944, 1121, 1888, 1907, 2242, 3814, 4484, 7628, 8968, 15256, 17936, 30512, 35872, 36233, 61024, 72466, 112513, 144932, 225026, 289864, 450052, 579728, 900104, 1159456, 1800208, 2137747, 3600416, 4275494, 8550988, 17101976, 34203952, 68407904]

約数ペア:

[(1, 68407904), (2, 34203952), (4, 17101976), (8, 8550988), (16, 4275494), (19, 3600416), (32, 2137747), (38, 1800208), (59, 1159456), (76, 900104), (118, 579728), (152, 450052), (236, 289864), (304, 225026), (472, 144932), (608, 112513), (944, 72466), (1121, 61024), (1888, 36233), (1907, 35872), (2242, 30512), (3814, 17936), (4484, 15256), (7628, 8968)]