516928100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:286

約数の個数: 144

約数和(自身を含む): 1269252096

約数和(自身を除く): 752323996

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 101, 124, 127, 130, 155, 202, 254, 260, 310, 325, 403, 404, 505, 508, 620, 635, 650, 775, 806, 1010, 1270, 1300, 1313, 1550, 1612, 1651, 2015, 2020, 2525, 2540, 2626, 3100, 3131, 3175, 3302, 3937, 4030, 5050, 5252, 6262, 6350, 6565, 6604, 7874, 8060, 8255, 10075, 10100, 12524, 12700, 12827, 13130, 15655, 15748, 16510, 19685, 20150, 25654, 26260, 31310, 32825, 33020, 39370, 40300, 40703, 41275, 51181, 51308, 62620, 64135, 65650, 78275, 78740, 81406, 82550, 98425, 102362, 128270, 131300, 156550, 162812, 165100, 166751, 196850, 203515, 204724, 255905, 256540, 313100, 320675, 333502, 393700, 397637, 407030, 511810, 641350, 667004, 795274, 814060, 833755, 1017575, 1023620, 1279525, 1282700, 1590548, 1667510, 1988185, 2035150, 2559050, 3335020, 3976370, 4070300, 4168775, 5118100, 5169281, 7952740, 8337550, 9940925, 10338562, 16675100, 19881850, 20677124, 25846405, 39763700, 51692810, 103385620, 129232025, 258464050, 516928100]

約数ペア:

[(1, 516928100), (2, 258464050), (4, 129232025), (5, 103385620), (10, 51692810), (13, 39763700), (20, 25846405), (25, 20677124), (26, 19881850), (31, 16675100), (50, 10338562), (52, 9940925), (62, 8337550), (65, 7952740), (100, 5169281), (101, 5118100), (124, 4168775), (127, 4070300), (130, 3976370), (155, 3335020), (202, 2559050), (254, 2035150), (260, 1988185), (310, 1667510), (325, 1590548), (403, 1282700), (404, 1279525), (505, 1023620), (508, 1017575), (620, 833755), (635, 814060), (650, 795274), (775, 667004), (806, 641350), (1010, 511810), (1270, 407030), (1300, 397637), (1313, 393700), (1550, 333502), (1612, 320675), (1651, 313100), (2015, 256540), (2020, 255905), (2525, 204724), (2540, 203515), (2626, 196850), (3100, 166751), (3131, 165100), (3175, 162812), (3302, 156550), (3937, 131300), (4030, 128270), (5050, 102362), (5252, 98425), (6262, 82550), (6350, 81406), (6565, 78740), (6604, 78275), (7874, 65650), (8060, 64135), (8255, 62620), (10075, 51308), (10100, 51181), (12524, 41275), (12700, 40703), (12827, 40300), (13130, 39370), (15655, 33020), (15748, 32825), (16510, 31310), (19685, 26260), (20150, 25654)]