251019876094

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{72271}}^1$

素因数の和:72473

約数の個数: 64

約数和(自身を含む): 437101056000

約数和(自身を除く): 186081179906

約数列:

[1, 2, 13, 19, 26, 38, 79, 89, 158, 178, 247, 494, 1027, 1157, 1501, 1691, 2054, 2314, 3002, 3382, 7031, 14062, 19513, 21983, 39026, 43966, 72271, 91403, 133589, 144542, 182806, 267178, 939523, 1373149, 1736657, 1879046, 2746298, 3473314, 5709409, 6432119, 11418818, 12864238, 17850937, 35701874, 74222317, 83617547, 108478771, 122210261, 148444634, 167235094, 216957542, 244420522, 508137401, 1016274802, 1410224023, 1588733393, 2820448046, 3177466786, 6605786213, 9654610619, 13211572426, 19309221238, 125509938047, 251019876094]

約数ペア:

[(1, 251019876094), (2, 125509938047), (13, 19309221238), (19, 13211572426), (26, 9654610619), (38, 6605786213), (79, 3177466786), (89, 2820448046), (158, 1588733393), (178, 1410224023), (247, 1016274802), (494, 508137401), (1027, 244420522), (1157, 216957542), (1501, 167235094), (1691, 148444634), (2054, 122210261), (2314, 108478771), (3002, 83617547), (3382, 74222317), (7031, 35701874), (14062, 17850937), (19513, 12864238), (21983, 11418818), (39026, 6432119), (43966, 5709409), (72271, 3473314), (91403, 2746298), (133589, 1879046), (144542, 1736657), (182806, 1373149), (267178, 939523)]