208996821565

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{11437}}^1$

素因数の和:11726

約数の個数: 64

約数和(自身を含む): 299424513024

約数和(自身を除く): 90427691459

約数列:

[1, 5, 7, 35, 37, 103, 137, 185, 259, 515, 685, 721, 959, 1295, 3605, 3811, 4795, 5069, 11437, 14111, 19055, 25345, 26677, 35483, 57185, 70555, 80059, 98777, 133385, 177415, 400295, 423169, 493885, 522107, 1178011, 1566869, 2115845, 2610535, 2962183, 3654749, 5890055, 7834345, 8246077, 10968083, 14810915, 18273745, 41230385, 43586407, 54840415, 57974153, 161387507, 217932035, 289870765, 305104849, 405819071, 806937535, 1129712549, 1525524245, 2029095355, 5648562745, 5971337759, 29856688795, 41799364313, 208996821565]

約数ペア:

[(1, 208996821565), (5, 41799364313), (7, 29856688795), (35, 5971337759), (37, 5648562745), (103, 2029095355), (137, 1525524245), (185, 1129712549), (259, 806937535), (515, 405819071), (685, 305104849), (721, 289870765), (959, 217932035), (1295, 161387507), (3605, 57974153), (3811, 54840415), (4795, 43586407), (5069, 41230385), (11437, 18273745), (14111, 14810915), (19055, 10968083), (25345, 8246077), (26677, 7834345), (35483, 5890055), (57185, 3654749), (70555, 2962183), (80059, 2610535), (98777, 2115845), (133385, 1566869), (177415, 1178011), (400295, 522107), (423169, 493885)]