199451645

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{317}}^1$

素因数の和:557

約数の個数: 32

約数和(自身を含む): 261014400

約数和(自身を除く): 61562755

約数列:

[1, 5, 19, 37, 95, 179, 185, 317, 703, 895, 1585, 3401, 3515, 6023, 6623, 11729, 17005, 30115, 33115, 56743, 58645, 125837, 222851, 283715, 629185, 1078117, 1114255, 2099491, 5390585, 10497455, 39890329, 199451645]

約数ペア:

[(1, 199451645), (5, 39890329), (19, 10497455), (37, 5390585), (95, 2099491), (179, 1114255), (185, 1078117), (317, 629185), (703, 283715), (895, 222851), (1585, 125837), (3401, 58645), (3515, 56743), (6023, 33115), (6623, 30115), (11729, 17005)]