72516488

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:350

約数の個数: 64

約数和(自身を含む): 153964800

約数和(自身を除く): 81448312

約数列:

[1, 2, 4, 8, 11, 22, 44, 47, 88, 89, 94, 178, 188, 197, 356, 376, 394, 517, 712, 788, 979, 1034, 1576, 1958, 2068, 2167, 3916, 4136, 4183, 4334, 7832, 8366, 8668, 9259, 16732, 17336, 17533, 18518, 33464, 35066, 37036, 46013, 70132, 74072, 92026, 101849, 140264, 184052, 192863, 203698, 368104, 385726, 407396, 771452, 814792, 824051, 1542904, 1648102, 3296204, 6592408, 9064561, 18129122, 36258244, 72516488]

約数ペア:

[(1, 72516488), (2, 36258244), (4, 18129122), (8, 9064561), (11, 6592408), (22, 3296204), (44, 1648102), (47, 1542904), (88, 824051), (89, 814792), (94, 771452), (178, 407396), (188, 385726), (197, 368104), (356, 203698), (376, 192863), (394, 184052), (517, 140264), (712, 101849), (788, 92026), (979, 74072), (1034, 70132), (1576, 46013), (1958, 37036), (2068, 35066), (2167, 33464), (3916, 18518), (4136, 17533), (4183, 17336), (4334, 16732), (7832, 9259), (8366, 8668)]