8133760

素因数分解:

$2^7\times 5^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:269

約数の個数: 64

約数和(自身を含む): 19828800

約数和(自身を除く): 11695040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 179, 284, 320, 355, 358, 568, 640, 710, 716, 895, 1136, 1420, 1432, 1790, 2272, 2840, 2864, 3580, 4544, 5680, 5728, 7160, 9088, 11360, 11456, 12709, 14320, 22720, 22912, 25418, 28640, 45440, 50836, 57280, 63545, 101672, 114560, 127090, 203344, 254180, 406688, 508360, 813376, 1016720, 1626752, 2033440, 4066880, 8133760]

約数ペア:

[(1, 8133760), (2, 4066880), (4, 2033440), (5, 1626752), (8, 1016720), (10, 813376), (16, 508360), (20, 406688), (32, 254180), (40, 203344), (64, 127090), (71, 114560), (80, 101672), (128, 63545), (142, 57280), (160, 50836), (179, 45440), (284, 28640), (320, 25418), (355, 22912), (358, 22720), (568, 14320), (640, 12709), (710, 11456), (716, 11360), (895, 9088), (1136, 7160), (1420, 5728), (1432, 5680), (1790, 4544), (2272, 3580), (2840, 2864)]