204966790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{4201}}^1$

素因数の和:4273

約数の個数: 64

約数和(自身を含む): 457446528

約数和(自身を除く): 252479738

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 41, 70, 82, 85, 119, 170, 205, 238, 287, 410, 574, 595, 697, 1190, 1394, 1435, 2870, 3485, 4201, 4879, 6970, 8402, 9758, 21005, 24395, 29407, 42010, 48790, 58814, 71417, 142834, 147035, 172241, 294070, 344482, 357085, 499919, 714170, 861205, 999838, 1205687, 1722410, 2411374, 2499595, 2928097, 4999190, 5856194, 6028435, 12056870, 14640485, 20496679, 29280970, 40993358, 102483395, 204966790]

約数ペア:

[(1, 204966790), (2, 102483395), (5, 40993358), (7, 29280970), (10, 20496679), (14, 14640485), (17, 12056870), (34, 6028435), (35, 5856194), (41, 4999190), (70, 2928097), (82, 2499595), (85, 2411374), (119, 1722410), (170, 1205687), (205, 999838), (238, 861205), (287, 714170), (410, 499919), (574, 357085), (595, 344482), (697, 294070), (1190, 172241), (1394, 147035), (1435, 142834), (2870, 71417), (3485, 58814), (4201, 48790), (4879, 42010), (6970, 29407), (8402, 24395), (9758, 21005)]