91288450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:304

約数の個数: 72

約数和(自身を含む): 189987840

約数和(自身を除く): 98699390

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 79, 110, 121, 158, 191, 242, 275, 382, 395, 550, 605, 790, 869, 955, 1210, 1738, 1910, 1975, 2101, 3025, 3950, 4202, 4345, 4775, 6050, 8690, 9550, 9559, 10505, 15089, 19118, 21010, 21725, 23111, 30178, 43450, 46222, 47795, 52525, 75445, 95590, 105050, 115555, 150890, 165979, 231110, 238975, 331958, 377225, 477950, 577775, 754450, 829895, 1155550, 1659790, 1825769, 3651538, 4149475, 8298950, 9128845, 18257690, 45644225, 91288450]

約数ペア:

[(1, 91288450), (2, 45644225), (5, 18257690), (10, 9128845), (11, 8298950), (22, 4149475), (25, 3651538), (50, 1825769), (55, 1659790), (79, 1155550), (110, 829895), (121, 754450), (158, 577775), (191, 477950), (242, 377225), (275, 331958), (382, 238975), (395, 231110), (550, 165979), (605, 150890), (790, 115555), (869, 105050), (955, 95590), (1210, 75445), (1738, 52525), (1910, 47795), (1975, 46222), (2101, 43450), (3025, 30178), (3950, 23111), (4202, 21725), (4345, 21010), (4775, 19118), (6050, 15089), (8690, 10505), (9550, 9559)]