64933760

素因数分解:

$2^7\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1429}}^1$

素因数の和:1519

約数の個数: 64

約数和(自身を含む): 157528800

約数和(自身を除く): 92595040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 284, 320, 355, 568, 640, 710, 1136, 1420, 1429, 2272, 2840, 2858, 4544, 5680, 5716, 7145, 9088, 11360, 11432, 14290, 22720, 22864, 28580, 45440, 45728, 57160, 91456, 101459, 114320, 182912, 202918, 228640, 405836, 457280, 507295, 811672, 914560, 1014590, 1623344, 2029180, 3246688, 4058360, 6493376, 8116720, 12986752, 16233440, 32466880, 64933760]

約数ペア:

[(1, 64933760), (2, 32466880), (4, 16233440), (5, 12986752), (8, 8116720), (10, 6493376), (16, 4058360), (20, 3246688), (32, 2029180), (40, 1623344), (64, 1014590), (71, 914560), (80, 811672), (128, 507295), (142, 457280), (160, 405836), (284, 228640), (320, 202918), (355, 182912), (568, 114320), (640, 101459), (710, 91456), (1136, 57160), (1420, 45728), (1429, 45440), (2272, 28580), (2840, 22864), (2858, 22720), (4544, 14290), (5680, 11432), (5716, 11360), (7145, 9088)]