65382400

素因数分解:

$2^{11}\times 5^2\times {\mathrm{1277}}^1$

素因数の和:1309

約数の個数: 72

約数和(自身を含む): 162235710

約数和(自身を除く): 96853310

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 1024, 1277, 1280, 1600, 2048, 2554, 2560, 3200, 5108, 5120, 6385, 6400, 10216, 10240, 12770, 12800, 20432, 25540, 25600, 31925, 40864, 51080, 51200, 63850, 81728, 102160, 127700, 163456, 204320, 255400, 326912, 408640, 510800, 653824, 817280, 1021600, 1307648, 1634560, 2043200, 2615296, 3269120, 4086400, 6538240, 8172800, 13076480, 16345600, 32691200, 65382400]

約数ペア:

[(1, 65382400), (2, 32691200), (4, 16345600), (5, 13076480), (8, 8172800), (10, 6538240), (16, 4086400), (20, 3269120), (25, 2615296), (32, 2043200), (40, 1634560), (50, 1307648), (64, 1021600), (80, 817280), (100, 653824), (128, 510800), (160, 408640), (200, 326912), (256, 255400), (320, 204320), (400, 163456), (512, 127700), (640, 102160), (800, 81728), (1024, 63850), (1277, 51200), (1280, 51080), (1600, 40864), (2048, 31925), (2554, 25600), (2560, 25540), (3200, 20432), (5108, 12800), (5120, 12770), (6385, 10240), (6400, 10216)]