64724990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{25583}}^1$

素因数の和:25624

約数の個数: 32

約数和(自身を含む): 132627456

約数和(自身を除く): 67902466

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 25583, 51166, 127915, 255830, 281413, 562826, 588409, 1176818, 1407065, 2814130, 2942045, 5884090, 6472499, 12944998, 32362495, 64724990]

約数ペア:

[(1, 64724990), (2, 32362495), (5, 12944998), (10, 6472499), (11, 5884090), (22, 2942045), (23, 2814130), (46, 1407065), (55, 1176818), (110, 588409), (115, 562826), (230, 281413), (253, 255830), (506, 127915), (1265, 51166), (2530, 25583)]