25002988

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 49593600

約数和(自身を除く): 24590612

約数列:

[1, 2, 4, 17, 29, 31, 34, 58, 62, 68, 116, 124, 409, 493, 527, 818, 899, 986, 1054, 1636, 1798, 1972, 2108, 3596, 6953, 11861, 12679, 13906, 15283, 23722, 25358, 27812, 30566, 47444, 50716, 61132, 201637, 215543, 367691, 403274, 431086, 735382, 806548, 862172, 1470764, 6250747, 12501494, 25002988]

約数ペア:

[(1, 25002988), (2, 12501494), (4, 6250747), (17, 1470764), (29, 862172), (31, 806548), (34, 735382), (58, 431086), (62, 403274), (68, 367691), (116, 215543), (124, 201637), (409, 61132), (493, 50716), (527, 47444), (818, 30566), (899, 27812), (986, 25358), (1054, 23722), (1636, 15283), (1798, 13906), (1972, 12679), (2108, 11861), (3596, 6953)]