64625220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:410

約数の個数: 144

約数和(自身を含む): 216373248

約数和(自身を除く): 151748028

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 127, 132, 165, 180, 198, 220, 254, 257, 330, 381, 396, 495, 508, 514, 635, 660, 762, 771, 990, 1028, 1143, 1270, 1285, 1397, 1524, 1542, 1905, 1980, 2286, 2313, 2540, 2570, 2794, 2827, 3084, 3810, 3855, 4191, 4572, 4626, 5140, 5588, 5654, 5715, 6985, 7620, 7710, 8382, 8481, 9252, 11308, 11430, 11565, 12573, 13970, 14135, 15420, 16764, 16962, 20955, 22860, 23130, 25146, 25443, 27940, 28270, 32639, 33924, 41910, 42405, 46260, 50292, 50886, 56540, 62865, 65278, 83820, 84810, 97917, 101772, 125730, 127215, 130556, 163195, 169620, 195834, 251460, 254430, 293751, 326390, 359029, 391668, 489585, 508860, 587502, 652780, 718058, 979170, 1077087, 1175004, 1436116, 1468755, 1795145, 1958340, 2154174, 2937510, 3231261, 3590290, 4308348, 5385435, 5875020, 6462522, 7180580, 10770870, 12925044, 16156305, 21541740, 32312610, 64625220]

約数ペア:

[(1, 64625220), (2, 32312610), (3, 21541740), (4, 16156305), (5, 12925044), (6, 10770870), (9, 7180580), (10, 6462522), (11, 5875020), (12, 5385435), (15, 4308348), (18, 3590290), (20, 3231261), (22, 2937510), (30, 2154174), (33, 1958340), (36, 1795145), (44, 1468755), (45, 1436116), (55, 1175004), (60, 1077087), (66, 979170), (90, 718058), (99, 652780), (110, 587502), (127, 508860), (132, 489585), (165, 391668), (180, 359029), (198, 326390), (220, 293751), (254, 254430), (257, 251460), (330, 195834), (381, 169620), (396, 163195), (495, 130556), (508, 127215), (514, 125730), (635, 101772), (660, 97917), (762, 84810), (771, 83820), (990, 65278), (1028, 62865), (1143, 56540), (1270, 50886), (1285, 50292), (1397, 46260), (1524, 42405), (1542, 41910), (1905, 33924), (1980, 32639), (2286, 28270), (2313, 27940), (2540, 25443), (2570, 25146), (2794, 23130), (2827, 22860), (3084, 20955), (3810, 16962), (3855, 16764), (4191, 15420), (4572, 14135), (4626, 13970), (5140, 12573), (5588, 11565), (5654, 11430), (5715, 11308), (6985, 9252), (7620, 8481), (7710, 8382)]