749551420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{26561}}^1$

素因数の和:26670

約数の個数: 48

約数和(自身を含む): 1686793248

約数和(自身を除く): 937241828

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 83, 85, 166, 170, 332, 340, 415, 830, 1411, 1660, 2822, 5644, 7055, 14110, 26561, 28220, 53122, 106244, 132805, 265610, 451537, 531220, 903074, 1806148, 2204563, 2257685, 4409126, 4515370, 8818252, 9030740, 11022815, 22045630, 37477571, 44091260, 74955142, 149910284, 187387855, 374775710, 749551420]

約数ペア:

[(1, 749551420), (2, 374775710), (4, 187387855), (5, 149910284), (10, 74955142), (17, 44091260), (20, 37477571), (34, 22045630), (68, 11022815), (83, 9030740), (85, 8818252), (166, 4515370), (170, 4409126), (332, 2257685), (340, 2204563), (415, 1806148), (830, 903074), (1411, 531220), (1660, 451537), (2822, 265610), (5644, 132805), (7055, 106244), (14110, 53122), (26561, 28220)]