78745020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{77201}}^1$

素因数の和:77230

約数の個数: 48

約数和(自身を含む): 233458848

約数和(自身を除く): 154713828

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, 77201, 154402, 231603, 308804, 386005, 463206, 772010, 926412, 1158015, 1312417, 1544020, 2316030, 2624834, 3937251, 4632060, 5249668, 6562085, 7874502, 13124170, 15749004, 19686255, 26248340, 39372510, 78745020]

約数ペア:

[(1, 78745020), (2, 39372510), (3, 26248340), (4, 19686255), (5, 15749004), (6, 13124170), (10, 7874502), (12, 6562085), (15, 5249668), (17, 4632060), (20, 3937251), (30, 2624834), (34, 2316030), (51, 1544020), (60, 1312417), (68, 1158015), (85, 926412), (102, 772010), (170, 463206), (204, 386005), (255, 308804), (340, 231603), (510, 154402), (1020, 77201)]