20131313125

素因数分解:

$5^4\times 7^3\times {\mathrm{11}}^1\times {\mathrm{8537}}^1$

素因数の和:8589

約数の個数: 80

約数和(自身を含む): 32007254400

約数和(自身を除く): 11875941275

約数列:

[1, 5, 7, 11, 25, 35, 49, 55, 77, 125, 175, 245, 275, 343, 385, 539, 625, 875, 1225, 1375, 1715, 1925, 2695, 3773, 4375, 6125, 6875, 8537, 8575, 9625, 13475, 18865, 30625, 42685, 42875, 48125, 59759, 67375, 93907, 94325, 213425, 214375, 298795, 336875, 418313, 469535, 471625, 657349, 1067125, 1493975, 2091565, 2347675, 2358125, 2928191, 3286745, 4601443, 5335625, 7469875, 10457825, 11738375, 14640955, 16433725, 23007215, 32210101, 37349375, 52289125, 58691875, 73204775, 82168625, 115036075, 161050505, 261445625, 366023875, 410843125, 575180375, 805252525, 1830119375, 2875901875, 4026262625, 20131313125]

約数ペア:

[(1, 20131313125), (5, 4026262625), (7, 2875901875), (11, 1830119375), (25, 805252525), (35, 575180375), (49, 410843125), (55, 366023875), (77, 261445625), (125, 161050505), (175, 115036075), (245, 82168625), (275, 73204775), (343, 58691875), (385, 52289125), (539, 37349375), (625, 32210101), (875, 23007215), (1225, 16433725), (1375, 14640955), (1715, 11738375), (1925, 10457825), (2695, 7469875), (3773, 5335625), (4375, 4601443), (6125, 3286745), (6875, 2928191), (8537, 2358125), (8575, 2347675), (9625, 2091565), (13475, 1493975), (18865, 1067125), (30625, 657349), (42685, 471625), (42875, 469535), (48125, 418313), (59759, 336875), (67375, 298795), (93907, 214375), (94325, 213425)]