72529120

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{19709}}^1$

素因数の和:19747

約数の個数: 48

約数和(自身を含む): 178809120

約数和(自身を除く): 106280000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 736, 920, 1840, 3680, 19709, 39418, 78836, 98545, 157672, 197090, 315344, 394180, 453307, 630688, 788360, 906614, 1576720, 1813228, 2266535, 3153440, 3626456, 4533070, 7252912, 9066140, 14505824, 18132280, 36264560, 72529120]

約数ペア:

[(1, 72529120), (2, 36264560), (4, 18132280), (5, 14505824), (8, 9066140), (10, 7252912), (16, 4533070), (20, 3626456), (23, 3153440), (32, 2266535), (40, 1813228), (46, 1576720), (80, 906614), (92, 788360), (115, 630688), (160, 453307), (184, 394180), (230, 315344), (368, 197090), (460, 157672), (736, 98545), (920, 78836), (1840, 39418), (3680, 19709)]