89947840

素因数分解:

$2^6\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2729}}^1$

素因数の和:2849

約数の個数: 56

約数和(自身を含む): 216347040

約数和(自身を除く): 126399200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 103, 160, 206, 320, 412, 515, 824, 1030, 1648, 2060, 2729, 3296, 4120, 5458, 6592, 8240, 10916, 13645, 16480, 21832, 27290, 32960, 43664, 54580, 87328, 109160, 174656, 218320, 281087, 436640, 562174, 873280, 1124348, 1405435, 2248696, 2810870, 4497392, 5621740, 8994784, 11243480, 17989568, 22486960, 44973920, 89947840]

約数ペア:

[(1, 89947840), (2, 44973920), (4, 22486960), (5, 17989568), (8, 11243480), (10, 8994784), (16, 5621740), (20, 4497392), (32, 2810870), (40, 2248696), (64, 1405435), (80, 1124348), (103, 873280), (160, 562174), (206, 436640), (320, 281087), (412, 218320), (515, 174656), (824, 109160), (1030, 87328), (1648, 54580), (2060, 43664), (2729, 32960), (3296, 27290), (4120, 21832), (5458, 16480), (6592, 13645), (8240, 10916)]