137776408040

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1\times {\mathrm{131011}}^1$

素因数の和:131514

約数の個数: 64

約数和(自身を含む): 315812286720

約数和(自身を除く): 178035878680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 431, 488, 610, 862, 1220, 1724, 2155, 2440, 3448, 4310, 8620, 17240, 26291, 52582, 105164, 131011, 131455, 210328, 262022, 262910, 524044, 525820, 655055, 1048088, 1051640, 1310110, 2620220, 5240440, 7991671, 15983342, 31966684, 39958355, 56465741, 63933368, 79916710, 112931482, 159833420, 225862964, 282328705, 319666840, 451725928, 564657410, 1129314820, 2258629640, 3444410201, 6888820402, 13777640804, 17222051005, 27555281608, 34444102010, 68888204020, 137776408040]

約数ペア:

[(1, 137776408040), (2, 68888204020), (4, 34444102010), (5, 27555281608), (8, 17222051005), (10, 13777640804), (20, 6888820402), (40, 3444410201), (61, 2258629640), (122, 1129314820), (244, 564657410), (305, 451725928), (431, 319666840), (488, 282328705), (610, 225862964), (862, 159833420), (1220, 112931482), (1724, 79916710), (2155, 63933368), (2440, 56465741), (3448, 39958355), (4310, 31966684), (8620, 15983342), (17240, 7991671), (26291, 5240440), (52582, 2620220), (105164, 1310110), (131011, 1051640), (131455, 1048088), (210328, 655055), (262022, 525820), (262910, 524044)]