65516580

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{121327}}^1$

素因数の和:121345

約数の個数: 48

約数和(自身を含む): 203831040

約数和(自身を除く): 138314460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 121327, 242654, 363981, 485308, 606635, 727962, 1091943, 1213270, 1455924, 1819905, 2183886, 2426540, 3275829, 3639810, 4367772, 5459715, 6551658, 7279620, 10919430, 13103316, 16379145, 21838860, 32758290, 65516580]

約数ペア:

[(1, 65516580), (2, 32758290), (3, 21838860), (4, 16379145), (5, 13103316), (6, 10919430), (9, 7279620), (10, 6551658), (12, 5459715), (15, 4367772), (18, 3639810), (20, 3275829), (27, 2426540), (30, 2183886), (36, 1819905), (45, 1455924), (54, 1213270), (60, 1091943), (90, 727962), (108, 606635), (135, 485308), (180, 363981), (270, 242654), (540, 121327)]