1207921825

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{283}}^1$

素因数の和:415

約数の個数: 72

約数和(自身を含む): 1770449184

約数和(自身を除く): 562527359

約数列:

[1, 5, 11, 17, 25, 55, 83, 85, 121, 187, 275, 283, 415, 425, 605, 913, 935, 1411, 1415, 2057, 2075, 3025, 3113, 4565, 4675, 4811, 7055, 7075, 10043, 10285, 15521, 15565, 22825, 23489, 24055, 34243, 35275, 50215, 51425, 52921, 77605, 77825, 117445, 120275, 170731, 171215, 251075, 258379, 264605, 388025, 399313, 582131, 587225, 853655, 856075, 1291895, 1323025, 1996565, 2842169, 2910655, 4268275, 4392443, 6459475, 9982825, 14210845, 14553275, 21962215, 48316873, 71054225, 109811075, 241584365, 1207921825]

約数ペア:

[(1, 1207921825), (5, 241584365), (11, 109811075), (17, 71054225), (25, 48316873), (55, 21962215), (83, 14553275), (85, 14210845), (121, 9982825), (187, 6459475), (275, 4392443), (283, 4268275), (415, 2910655), (425, 2842169), (605, 1996565), (913, 1323025), (935, 1291895), (1411, 856075), (1415, 853655), (2057, 587225), (2075, 582131), (3025, 399313), (3113, 388025), (4565, 264605), (4675, 258379), (4811, 251075), (7055, 171215), (7075, 170731), (10043, 120275), (10285, 117445), (15521, 77825), (15565, 77605), (22825, 52921), (23489, 51425), (24055, 50215), (34243, 35275)]