20185093775

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1\times {\mathrm{1697}}^1$

素因数の和:1929

約数の個数: 96

約数和(自身を含む): 32259935232

約数和(自身を除く): 12074841457

約数列:

[1, 5, 7, 11, 25, 35, 37, 55, 77, 167, 175, 185, 259, 275, 385, 407, 835, 925, 1169, 1295, 1697, 1837, 1925, 2035, 2849, 4175, 5845, 6179, 6475, 8485, 9185, 10175, 11879, 12859, 14245, 18667, 29225, 30895, 42425, 43253, 45925, 59395, 62789, 64295, 67969, 71225, 93335, 130669, 154475, 216265, 283399, 296975, 313945, 321475, 339845, 439523, 466675, 475783, 653345, 690679, 1081325, 1416995, 1569725, 1699225, 1983793, 2197615, 2378915, 3117389, 3266725, 3453395, 4834753, 7084975, 9918965, 10485763, 10988075, 11894575, 15586945, 17266975, 21821723, 24173765, 49594825, 52428815, 73400341, 77934725, 109108615, 115343393, 120868825, 262144075, 367001705, 545543075, 576716965, 807403751, 1835008525, 2883584825, 4037018755, 20185093775]

約数ペア:

[(1, 20185093775), (5, 4037018755), (7, 2883584825), (11, 1835008525), (25, 807403751), (35, 576716965), (37, 545543075), (55, 367001705), (77, 262144075), (167, 120868825), (175, 115343393), (185, 109108615), (259, 77934725), (275, 73400341), (385, 52428815), (407, 49594825), (835, 24173765), (925, 21821723), (1169, 17266975), (1295, 15586945), (1697, 11894575), (1837, 10988075), (1925, 10485763), (2035, 9918965), (2849, 7084975), (4175, 4834753), (5845, 3453395), (6179, 3266725), (6475, 3117389), (8485, 2378915), (9185, 2197615), (10175, 1983793), (11879, 1699225), (12859, 1569725), (14245, 1416995), (18667, 1081325), (29225, 690679), (30895, 653345), (42425, 475783), (43253, 466675), (45925, 439523), (59395, 339845), (62789, 321475), (64295, 313945), (67969, 296975), (71225, 283399), (93335, 216265), (130669, 154475)]