72905492

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1181}}^1$

素因数の和:1280

約数の個数: 48

約数和(自身を含む): 147740544

約数和(自身を除く): 74835052

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 61, 92, 122, 244, 253, 506, 671, 1012, 1181, 1342, 1403, 2362, 2684, 2806, 4724, 5612, 12991, 15433, 25982, 27163, 30866, 51964, 54326, 61732, 72041, 108652, 144082, 288164, 298793, 597586, 792451, 1195172, 1584902, 1656943, 3169804, 3313886, 6627772, 18226373, 36452746, 72905492]

約数ペア:

[(1, 72905492), (2, 36452746), (4, 18226373), (11, 6627772), (22, 3313886), (23, 3169804), (44, 1656943), (46, 1584902), (61, 1195172), (92, 792451), (122, 597586), (244, 298793), (253, 288164), (506, 144082), (671, 108652), (1012, 72041), (1181, 61732), (1342, 54326), (1403, 51964), (2362, 30866), (2684, 27163), (2806, 25982), (4724, 15433), (5612, 12991)]