200011665

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{283}}^1$

素因数の和:478

約数の個数: 64

約数和(自身を含む): 376897536

約数和(自身を除く): 176885871

約数列:

[1, 3, 5, 7, 15, 21, 35, 53, 105, 127, 159, 265, 283, 371, 381, 635, 795, 849, 889, 1113, 1415, 1855, 1905, 1981, 2667, 4245, 4445, 5565, 5943, 6731, 9905, 13335, 14999, 20193, 29715, 33655, 35941, 44997, 47117, 74995, 100965, 104993, 107823, 141351, 179705, 224985, 235585, 251587, 314979, 524965, 539115, 706755, 754761, 1257935, 1574895, 1904873, 3773805, 5714619, 9524365, 13334111, 28573095, 40002333, 66670555, 200011665]

約数ペア:

[(1, 200011665), (3, 66670555), (5, 40002333), (7, 28573095), (15, 13334111), (21, 9524365), (35, 5714619), (53, 3773805), (105, 1904873), (127, 1574895), (159, 1257935), (265, 754761), (283, 706755), (371, 539115), (381, 524965), (635, 314979), (795, 251587), (849, 235585), (889, 224985), (1113, 179705), (1415, 141351), (1855, 107823), (1905, 104993), (1981, 100965), (2667, 74995), (4245, 47117), (4445, 44997), (5565, 35941), (5943, 33655), (6731, 29715), (9905, 20193), (13335, 14999)]