80399460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{78823}}^1$

素因数の和:78852

約数の個数: 48

約数和(自身を含む): 238363776

約数和(自身を除く): 157964316

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 78823, 157646, 236469, 315292, 394115, 472938, 788230, 945876, 1182345, 1339991, 1576460, 2364690, 2679982, 4019973, 4729380, 5359964, 6699955, 8039946, 13399910, 16079892, 20099865, 26799820, 40199730, 80399460]

約数ペア:

[(1, 80399460), (2, 40199730), (3, 26799820), (4, 20099865), (5, 16079892), (6, 13399910), (10, 8039946), (12, 6699955), (15, 5359964), (17, 4729380), (20, 4019973), (30, 2679982), (34, 2364690), (51, 1576460), (60, 1339991), (68, 1182345), (85, 945876), (102, 788230), (170, 472938), (204, 394115), (255, 315292), (340, 236469), (510, 157646), (1020, 78823)]