54597640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^3\times {\mathrm{199}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 130320000

約数和(自身を除く): 75722360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 199, 361, 380, 398, 722, 760, 796, 995, 1444, 1592, 1805, 1990, 2888, 3610, 3781, 3980, 6859, 7220, 7562, 7960, 13718, 14440, 15124, 18905, 27436, 30248, 34295, 37810, 54872, 68590, 71839, 75620, 137180, 143678, 151240, 274360, 287356, 359195, 574712, 718390, 1364941, 1436780, 2729882, 2873560, 5459764, 6824705, 10919528, 13649410, 27298820, 54597640]

約数ペア:

[(1, 54597640), (2, 27298820), (4, 13649410), (5, 10919528), (8, 6824705), (10, 5459764), (19, 2873560), (20, 2729882), (38, 1436780), (40, 1364941), (76, 718390), (95, 574712), (152, 359195), (190, 287356), (199, 274360), (361, 151240), (380, 143678), (398, 137180), (722, 75620), (760, 71839), (796, 68590), (995, 54872), (1444, 37810), (1592, 34295), (1805, 30248), (1990, 27436), (2888, 18905), (3610, 15124), (3781, 14440), (3980, 13718), (6859, 7960), (7220, 7562)]