29781760

素因数分解:

$2^8\times 5^1\times {\mathrm{53}}^1\times {\mathrm{439}}^1$

素因数の和:513

約数の個数: 72

約数和(自身を含む): 72848160

約数和(自身を除く): 43066400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 256, 265, 320, 424, 439, 530, 640, 848, 878, 1060, 1280, 1696, 1756, 2120, 2195, 3392, 3512, 4240, 4390, 6784, 7024, 8480, 8780, 13568, 14048, 16960, 17560, 23267, 28096, 33920, 35120, 46534, 56192, 67840, 70240, 93068, 112384, 116335, 140480, 186136, 232670, 280960, 372272, 465340, 561920, 744544, 930680, 1489088, 1861360, 2978176, 3722720, 5956352, 7445440, 14890880, 29781760]

約数ペア:

[(1, 29781760), (2, 14890880), (4, 7445440), (5, 5956352), (8, 3722720), (10, 2978176), (16, 1861360), (20, 1489088), (32, 930680), (40, 744544), (53, 561920), (64, 465340), (80, 372272), (106, 280960), (128, 232670), (160, 186136), (212, 140480), (256, 116335), (265, 112384), (320, 93068), (424, 70240), (439, 67840), (530, 56192), (640, 46534), (848, 35120), (878, 33920), (1060, 28096), (1280, 23267), (1696, 17560), (1756, 16960), (2120, 14048), (2195, 13568), (3392, 8780), (3512, 8480), (4240, 7024), (4390, 6784)]