201719942575

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{1451}}^1\times {\mathrm{3001}}^1$

素因数の和:4588

約数の個数: 48

約数和(自身を含む): 267549527520

約数和(自身を除く): 65829584945

約数列:

[1, 5, 17, 25, 85, 109, 425, 545, 1451, 1853, 2725, 3001, 7255, 9265, 15005, 24667, 36275, 46325, 51017, 75025, 123335, 158159, 255085, 327109, 616675, 790795, 1275425, 1635545, 2688703, 3953975, 4354451, 5560853, 8177725, 13443515, 21772255, 27804265, 67217575, 74025667, 108861275, 139021325, 370128335, 474635159, 1850641675, 2373175795, 8068797703, 11865878975, 40343988515, 201719942575]

約数ペア:

[(1, 201719942575), (5, 40343988515), (17, 11865878975), (25, 8068797703), (85, 2373175795), (109, 1850641675), (425, 474635159), (545, 370128335), (1451, 139021325), (1853, 108861275), (2725, 74025667), (3001, 67217575), (7255, 27804265), (9265, 21772255), (15005, 13443515), (24667, 8177725), (36275, 5560853), (46325, 4354451), (51017, 3953975), (75025, 2688703), (123335, 1635545), (158159, 1275425), (255085, 790795), (327109, 616675)]