81124450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^3\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:121

約数の個数: 96

約数和(自身を含む): 176452992

約数和(自身を除く): 95328542

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 46, 50, 53, 55, 106, 110, 115, 121, 230, 242, 253, 265, 275, 506, 530, 550, 575, 583, 605, 1150, 1166, 1210, 1219, 1265, 1325, 1331, 2438, 2530, 2650, 2662, 2783, 2915, 3025, 5566, 5830, 6050, 6095, 6325, 6413, 6655, 12190, 12650, 12826, 13310, 13409, 13915, 14575, 26818, 27830, 29150, 30475, 30613, 32065, 33275, 60950, 61226, 64130, 66550, 67045, 69575, 70543, 134090, 139150, 141086, 147499, 153065, 160325, 294998, 306130, 320650, 335225, 352715, 670450, 705430, 737495, 765325, 1474990, 1530650, 1622489, 1763575, 3244978, 3527150, 3687475, 7374950, 8112445, 16224890, 40562225, 81124450]

約数ペア:

[(1, 81124450), (2, 40562225), (5, 16224890), (10, 8112445), (11, 7374950), (22, 3687475), (23, 3527150), (25, 3244978), (46, 1763575), (50, 1622489), (53, 1530650), (55, 1474990), (106, 765325), (110, 737495), (115, 705430), (121, 670450), (230, 352715), (242, 335225), (253, 320650), (265, 306130), (275, 294998), (506, 160325), (530, 153065), (550, 147499), (575, 141086), (583, 139150), (605, 134090), (1150, 70543), (1166, 69575), (1210, 67045), (1219, 66550), (1265, 64130), (1325, 61226), (1331, 60950), (2438, 33275), (2530, 32065), (2650, 30613), (2662, 30475), (2783, 29150), (2915, 27830), (3025, 26818), (5566, 14575), (5830, 13915), (6050, 13409), (6095, 13310), (6325, 12826), (6413, 12650), (6655, 12190)]