90751210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{179}}^1\times {\mathrm{419}}^1$

素因数の和:627

約数の個数: 48

約数和(自身を含む): 180986400

約数和(自身を除く): 90235190

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 179, 242, 358, 419, 605, 838, 895, 1210, 1790, 1969, 2095, 3938, 4190, 4609, 9218, 9845, 19690, 21659, 23045, 43318, 46090, 50699, 75001, 101398, 108295, 150002, 216590, 253495, 375005, 506990, 750010, 825011, 1650022, 4125055, 8250110, 9075121, 18150242, 45375605, 90751210]

約数ペア:

[(1, 90751210), (2, 45375605), (5, 18150242), (10, 9075121), (11, 8250110), (22, 4125055), (55, 1650022), (110, 825011), (121, 750010), (179, 506990), (242, 375005), (358, 253495), (419, 216590), (605, 150002), (838, 108295), (895, 101398), (1210, 75001), (1790, 50699), (1969, 46090), (2095, 43318), (3938, 23045), (4190, 21659), (4609, 19690), (9218, 9845)]