74790855

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{257}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 135233280

約数和(自身を除く): 60442425

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 223, 257, 261, 435, 669, 771, 1115, 1285, 1305, 2007, 2313, 3345, 3855, 6467, 7453, 10035, 11565, 19401, 22359, 32335, 37265, 57311, 58203, 67077, 97005, 111795, 171933, 286555, 291015, 335385, 515799, 859665, 1662019, 2578995, 4986057, 8310095, 14958171, 24930285, 74790855]

約数ペア:

[(1, 74790855), (3, 24930285), (5, 14958171), (9, 8310095), (15, 4986057), (29, 2578995), (45, 1662019), (87, 859665), (145, 515799), (223, 335385), (257, 291015), (261, 286555), (435, 171933), (669, 111795), (771, 97005), (1115, 67077), (1285, 58203), (1305, 57311), (2007, 37265), (2313, 32335), (3345, 22359), (3855, 19401), (6467, 11565), (7453, 10035)]