155012205

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:346

約数の個数: 64

約数和(自身を含む): 274019328

約数和(自身を除く): 119007123

約数列:

[1, 3, 5, 15, 17, 43, 51, 67, 85, 129, 201, 211, 215, 255, 335, 633, 645, 731, 1005, 1055, 1139, 2193, 2881, 3165, 3417, 3587, 3655, 5695, 8643, 9073, 10761, 10965, 14137, 14405, 17085, 17935, 27219, 42411, 43215, 45365, 48977, 53805, 70685, 136095, 146931, 154241, 212055, 240329, 244885, 462723, 607891, 720987, 734655, 771205, 1201645, 1823673, 2313615, 3039455, 3604935, 9118365, 10334147, 31002441, 51670735, 155012205]

約数ペア:

[(1, 155012205), (3, 51670735), (5, 31002441), (15, 10334147), (17, 9118365), (43, 3604935), (51, 3039455), (67, 2313615), (85, 1823673), (129, 1201645), (201, 771205), (211, 734655), (215, 720987), (255, 607891), (335, 462723), (633, 244885), (645, 240329), (731, 212055), (1005, 154241), (1055, 146931), (1139, 136095), (2193, 70685), (2881, 53805), (3165, 48977), (3417, 45365), (3587, 43215), (3655, 42411), (5695, 27219), (8643, 17935), (9073, 17085), (10761, 14405), (10965, 14137)]