61317555

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{349}}^1$

素因数の和:440

約数の個数: 64

約数和(自身を含む): 114307200

約数和(自身を除く): 52989645

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 53, 65, 85, 159, 195, 221, 255, 265, 349, 663, 689, 795, 901, 1047, 1105, 1745, 2067, 2703, 3315, 3445, 4505, 4537, 5235, 5933, 10335, 11713, 13515, 13611, 17799, 18497, 22685, 29665, 35139, 55491, 58565, 68055, 77129, 88995, 92485, 175695, 231387, 240461, 277455, 314449, 385645, 721383, 943347, 1156935, 1202305, 1572245, 3606915, 4087837, 4716735, 12263511, 20439185, 61317555]

約数ペア:

[(1, 61317555), (3, 20439185), (5, 12263511), (13, 4716735), (15, 4087837), (17, 3606915), (39, 1572245), (51, 1202305), (53, 1156935), (65, 943347), (85, 721383), (159, 385645), (195, 314449), (221, 277455), (255, 240461), (265, 231387), (349, 175695), (663, 92485), (689, 88995), (795, 77129), (901, 68055), (1047, 58565), (1105, 55491), (1745, 35139), (2067, 29665), (2703, 22685), (3315, 18497), (3445, 17799), (4505, 13611), (4537, 13515), (5235, 11713), (5933, 10335)]