20135810378060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{80588371}}^1$

素因数の和:80588455

約数の個数: 72

約数和(自身を含む): 47054260996848

約数和(自身を除く): 26918450618788

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 961, 1612, 1922, 2015, 3844, 4030, 4805, 8060, 9610, 12493, 19220, 24986, 49972, 62465, 124930, 249860, 80588371, 161176742, 322353484, 402941855, 805883710, 1047648823, 1611767420, 2095297646, 2498239501, 4190595292, 4996479002, 5238244115, 9992958004, 10476488230, 12491197505, 20952976460, 24982395010, 32477113513, 49964790020, 64954227026, 77445424531, 129908454052, 154890849062, 162385567565, 309781698124, 324771135130, 387227122655, 649542270260, 774454245310, 1006790518903, 1548908490620, 2013581037806, 4027162075612, 5033952594515, 10067905189030, 20135810378060]

約数ペア:

[(1, 20135810378060), (2, 10067905189030), (4, 5033952594515), (5, 4027162075612), (10, 2013581037806), (13, 1548908490620), (20, 1006790518903), (26, 774454245310), (31, 649542270260), (52, 387227122655), (62, 324771135130), (65, 309781698124), (124, 162385567565), (130, 154890849062), (155, 129908454052), (260, 77445424531), (310, 64954227026), (403, 49964790020), (620, 32477113513), (806, 24982395010), (961, 20952976460), (1612, 12491197505), (1922, 10476488230), (2015, 9992958004), (3844, 5238244115), (4030, 4996479002), (4805, 4190595292), (8060, 2498239501), (9610, 2095297646), (12493, 1611767420), (19220, 1047648823), (24986, 805883710), (49972, 402941855), (62465, 322353484), (124930, 161176742), (249860, 80588371)]