81442312

素因数分解:

$2^3\times 7^2\times {\mathrm{373}}^1\times {\mathrm{557}}^1$

素因数の和:950

約数の個数: 48

約数和(自身を含む): 178431660

約数和(自身を除く): 96989348

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 373, 392, 557, 746, 1114, 1492, 2228, 2611, 2984, 3899, 4456, 5222, 7798, 10444, 15596, 18277, 20888, 27293, 31192, 36554, 54586, 73108, 109172, 146216, 207761, 218344, 415522, 831044, 1454327, 1662088, 2908654, 5817308, 10180289, 11634616, 20360578, 40721156, 81442312]

約数ペア:

[(1, 81442312), (2, 40721156), (4, 20360578), (7, 11634616), (8, 10180289), (14, 5817308), (28, 2908654), (49, 1662088), (56, 1454327), (98, 831044), (196, 415522), (373, 218344), (392, 207761), (557, 146216), (746, 109172), (1114, 73108), (1492, 54586), (2228, 36554), (2611, 31192), (2984, 27293), (3899, 20888), (4456, 18277), (5222, 15596), (7798, 10444)]