201955390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7159}}^1$

素因数の和:7217

約数の個数: 64

約数和(自身を含む): 461905920

約数和(自身を除く): 259950530

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 91, 130, 155, 182, 217, 310, 403, 434, 455, 806, 910, 1085, 2015, 2170, 2821, 4030, 5642, 7159, 14105, 14318, 28210, 35795, 50113, 71590, 93067, 100226, 186134, 221929, 250565, 443858, 465335, 501130, 651469, 930670, 1109645, 1302938, 1553503, 2219290, 2885077, 3107006, 3257345, 5770154, 6514690, 7767515, 14425385, 15535030, 20195539, 28850770, 40391078, 100977695, 201955390]

約数ペア:

[(1, 201955390), (2, 100977695), (5, 40391078), (7, 28850770), (10, 20195539), (13, 15535030), (14, 14425385), (26, 7767515), (31, 6514690), (35, 5770154), (62, 3257345), (65, 3107006), (70, 2885077), (91, 2219290), (130, 1553503), (155, 1302938), (182, 1109645), (217, 930670), (310, 651469), (403, 501130), (434, 465335), (455, 443858), (806, 250565), (910, 221929), (1085, 186134), (2015, 100226), (2170, 93067), (2821, 71590), (4030, 50113), (5642, 35795), (7159, 28210), (14105, 14318)]