71325440

素因数分解:

$2^8\times 5^1\times {\mathrm{103}}^1\times {\mathrm{541}}^1$

素因数の和:665

約数の個数: 72

約数和(自身を含む): 172824288

約数和(自身を除く): 101498848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 103, 128, 160, 206, 256, 320, 412, 515, 541, 640, 824, 1030, 1082, 1280, 1648, 2060, 2164, 2705, 3296, 4120, 4328, 5410, 6592, 8240, 8656, 10820, 13184, 16480, 17312, 21640, 26368, 32960, 34624, 43280, 55723, 65920, 69248, 86560, 111446, 131840, 138496, 173120, 222892, 278615, 346240, 445784, 557230, 692480, 891568, 1114460, 1783136, 2228920, 3566272, 4457840, 7132544, 8915680, 14265088, 17831360, 35662720, 71325440]

約数ペア:

[(1, 71325440), (2, 35662720), (4, 17831360), (5, 14265088), (8, 8915680), (10, 7132544), (16, 4457840), (20, 3566272), (32, 2228920), (40, 1783136), (64, 1114460), (80, 891568), (103, 692480), (128, 557230), (160, 445784), (206, 346240), (256, 278615), (320, 222892), (412, 173120), (515, 138496), (541, 131840), (640, 111446), (824, 86560), (1030, 69248), (1082, 65920), (1280, 55723), (1648, 43280), (2060, 34624), (2164, 32960), (2705, 26368), (3296, 21640), (4120, 17312), (4328, 16480), (5410, 13184), (6592, 10820), (8240, 8656)]