90802030

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{743}}^1$

素因数の和:873

約数の個数: 48

約数和(自身を含む): 181675872

約数和(自身を除く): 90873842

約数列:

[1, 2, 5, 10, 11, 22, 55, 101, 110, 121, 202, 242, 505, 605, 743, 1010, 1111, 1210, 1486, 2222, 3715, 5555, 7430, 8173, 11110, 12221, 16346, 24442, 40865, 61105, 75043, 81730, 89903, 122210, 150086, 179806, 375215, 449515, 750430, 825473, 899030, 1650946, 4127365, 8254730, 9080203, 18160406, 45401015, 90802030]

約数ペア:

[(1, 90802030), (2, 45401015), (5, 18160406), (10, 9080203), (11, 8254730), (22, 4127365), (55, 1650946), (101, 899030), (110, 825473), (121, 750430), (202, 449515), (242, 375215), (505, 179806), (605, 150086), (743, 122210), (1010, 89903), (1111, 81730), (1210, 75043), (1486, 61105), (2222, 40865), (3715, 24442), (5555, 16346), (7430, 12221), (8173, 11110)]