20170168205

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{30841}}^1$

素因数の和:30938

約数の個数: 48

約数和(自身を含む): 28352927232

約数和(自身を除く): 8182759027

約数列:

[1, 5, 11, 23, 47, 55, 115, 121, 235, 253, 517, 605, 1081, 1265, 2585, 2783, 5405, 5687, 11891, 13915, 28435, 30841, 59455, 130801, 154205, 339251, 654005, 709343, 1449527, 1696255, 3546715, 3731761, 7247635, 7802773, 15944797, 18658805, 33339121, 39013865, 79723985, 85830503, 166695605, 175392767, 366730331, 429152515, 876963835, 1833651655, 4034033641, 20170168205]

約数ペア:

[(1, 20170168205), (5, 4034033641), (11, 1833651655), (23, 876963835), (47, 429152515), (55, 366730331), (115, 175392767), (121, 166695605), (235, 85830503), (253, 79723985), (517, 39013865), (605, 33339121), (1081, 18658805), (1265, 15944797), (2585, 7802773), (2783, 7247635), (5405, 3731761), (5687, 3546715), (11891, 1696255), (13915, 1449527), (28435, 709343), (30841, 654005), (59455, 339251), (130801, 154205)]