76178980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{653}}^1$

素因数の和:988

約数の個数: 48

約数和(自身を含む): 169202880

約数和(自身を除く): 93023900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 307, 380, 614, 653, 1228, 1306, 1535, 2612, 3070, 3265, 5833, 6140, 6530, 11666, 12407, 13060, 23332, 24814, 29165, 49628, 58330, 62035, 116660, 124070, 200471, 248140, 400942, 801884, 1002355, 2004710, 3808949, 4009420, 7617898, 15235796, 19044745, 38089490, 76178980]

約数ペア:

[(1, 76178980), (2, 38089490), (4, 19044745), (5, 15235796), (10, 7617898), (19, 4009420), (20, 3808949), (38, 2004710), (76, 1002355), (95, 801884), (190, 400942), (307, 248140), (380, 200471), (614, 124070), (653, 116660), (1228, 62035), (1306, 58330), (1535, 49628), (2612, 29165), (3070, 24814), (3265, 23332), (5833, 13060), (6140, 12407), (6530, 11666)]