81772260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{5303}}^1$

素因数の和:5572

約数の個数: 48

約数和(自身を含む): 229896576

約数和(自身を除く): 148124316

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 257, 514, 771, 1028, 1285, 1542, 2570, 3084, 3855, 5140, 5303, 7710, 10606, 15420, 15909, 21212, 26515, 31818, 53030, 63636, 79545, 106060, 159090, 318180, 1362871, 2725742, 4088613, 5451484, 6814355, 8177226, 13628710, 16354452, 20443065, 27257420, 40886130, 81772260]

約数ペア:

[(1, 81772260), (2, 40886130), (3, 27257420), (4, 20443065), (5, 16354452), (6, 13628710), (10, 8177226), (12, 6814355), (15, 5451484), (20, 4088613), (30, 2725742), (60, 1362871), (257, 318180), (514, 159090), (771, 106060), (1028, 79545), (1285, 63636), (1542, 53030), (2570, 31818), (3084, 26515), (3855, 21212), (5140, 15909), (5303, 15420), (7710, 10606)]