72622712

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{349}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 147735000

約数和(自身を除く): 75112288

約数列:

[1, 2, 4, 8, 19, 37, 38, 74, 76, 148, 152, 296, 349, 698, 703, 1369, 1396, 1406, 2738, 2792, 2812, 5476, 5624, 6631, 10952, 12913, 13262, 25826, 26011, 26524, 51652, 52022, 53048, 103304, 104044, 208088, 245347, 477781, 490694, 955562, 981388, 1911124, 1962776, 3822248, 9077839, 18155678, 36311356, 72622712]

約数ペア:

[(1, 72622712), (2, 36311356), (4, 18155678), (8, 9077839), (19, 3822248), (37, 1962776), (38, 1911124), (74, 981388), (76, 955562), (148, 490694), (152, 477781), (296, 245347), (349, 208088), (698, 104044), (703, 103304), (1369, 53048), (1396, 52022), (1406, 51652), (2738, 26524), (2792, 26011), (2812, 25826), (5476, 13262), (5624, 12913), (6631, 10952)]