72820208

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{433}}^1\times {\mathrm{457}}^1$

素因数の和:921

約数の個数: 40

約数和(自身を含む): 147886368

約数和(自身を除く): 75066160

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 433, 457, 866, 914, 1732, 1828, 3464, 3656, 6928, 7312, 9959, 10511, 19918, 21022, 39836, 42044, 79672, 84088, 159344, 168176, 197881, 395762, 791524, 1583048, 3166096, 4551263, 9102526, 18205052, 36410104, 72820208]

約数ペア:

[(1, 72820208), (2, 36410104), (4, 18205052), (8, 9102526), (16, 4551263), (23, 3166096), (46, 1583048), (92, 791524), (184, 395762), (368, 197881), (433, 168176), (457, 159344), (866, 84088), (914, 79672), (1732, 42044), (1828, 39836), (3464, 21022), (3656, 19918), (6928, 10511), (7312, 9959)]