219865014730

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9013}}^1\times {\mathrm{78691}}^1$

素因数の和:87742

約数の個数: 32

約数和(自身を含む): 408573900288

約数和(自身を除く): 188708885558

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 9013, 18026, 45065, 78691, 90130, 157382, 279403, 393455, 558806, 786910, 1397015, 2439421, 2794030, 4878842, 12197105, 24394210, 709241983, 1418483966, 3546209915, 7092419830, 21986501473, 43973002946, 109932507365, 219865014730]

約数ペア:

[(1, 219865014730), (2, 109932507365), (5, 43973002946), (10, 21986501473), (31, 7092419830), (62, 3546209915), (155, 1418483966), (310, 709241983), (9013, 24394210), (18026, 12197105), (45065, 4878842), (78691, 2794030), (90130, 2439421), (157382, 1397015), (279403, 786910), (393455, 558806)]