25246104260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{79}}^1\times {\mathrm{1279}}^1$

素因数の和:1442

約数の個数: 144

約数和(自身を含む): 59789721600

約数和(自身を除く): 34543617340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 79, 124, 130, 155, 158, 260, 310, 316, 395, 403, 620, 790, 806, 961, 1027, 1279, 1580, 1612, 1922, 2015, 2054, 2449, 2558, 3844, 4030, 4108, 4805, 4898, 5116, 5135, 6395, 8060, 9610, 9796, 10270, 12245, 12493, 12790, 16627, 19220, 20540, 24490, 24986, 25580, 31837, 33254, 39649, 48980, 49972, 62465, 63674, 66508, 75919, 79298, 83135, 101041, 124930, 127348, 151838, 158596, 159185, 166270, 198245, 202082, 249860, 303676, 318370, 332540, 379595, 396490, 404164, 505205, 515437, 636740, 759190, 792980, 986947, 1010410, 1030874, 1229119, 1313533, 1518380, 1973894, 2020820, 2061748, 2458238, 2577185, 2627066, 3132271, 3947788, 4916476, 4934735, 5154370, 5254132, 6145595, 6264542, 6567665, 9869470, 10308740, 12291190, 12529084, 13135330, 15661355, 15978547, 19738940, 24582380, 26270660, 31322710, 31957094, 40719523, 62645420, 63914188, 79892735, 81439046, 97100401, 159785470, 162878092, 194200802, 203597615, 319570940, 388401604, 407195230, 485502005, 814390460, 971004010, 1262305213, 1942008020, 2524610426, 5049220852, 6311526065, 12623052130, 25246104260]

約数ペア:

[(1, 25246104260), (2, 12623052130), (4, 6311526065), (5, 5049220852), (10, 2524610426), (13, 1942008020), (20, 1262305213), (26, 971004010), (31, 814390460), (52, 485502005), (62, 407195230), (65, 388401604), (79, 319570940), (124, 203597615), (130, 194200802), (155, 162878092), (158, 159785470), (260, 97100401), (310, 81439046), (316, 79892735), (395, 63914188), (403, 62645420), (620, 40719523), (790, 31957094), (806, 31322710), (961, 26270660), (1027, 24582380), (1279, 19738940), (1580, 15978547), (1612, 15661355), (1922, 13135330), (2015, 12529084), (2054, 12291190), (2449, 10308740), (2558, 9869470), (3844, 6567665), (4030, 6264542), (4108, 6145595), (4805, 5254132), (4898, 5154370), (5116, 4934735), (5135, 4916476), (6395, 3947788), (8060, 3132271), (9610, 2627066), (9796, 2577185), (10270, 2458238), (12245, 2061748), (12493, 2020820), (12790, 1973894), (16627, 1518380), (19220, 1313533), (20540, 1229119), (24490, 1030874), (24986, 1010410), (25580, 986947), (31837, 792980), (33254, 759190), (39649, 636740), (48980, 515437), (49972, 505205), (62465, 404164), (63674, 396490), (66508, 379595), (75919, 332540), (79298, 318370), (83135, 303676), (101041, 249860), (124930, 202082), (127348, 198245), (151838, 166270), (158596, 159185)]