299819525

素因数分解:

$5^2\times {\mathrm{19}}^2\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:426

約数の個数: 36

約数和(自身を含む): 396849600

約数和(自身を除く): 97030075

約数列:

[1, 5, 19, 25, 95, 139, 239, 361, 475, 695, 1195, 1805, 2641, 3475, 4541, 5975, 9025, 13205, 22705, 33221, 50179, 66025, 86279, 113525, 166105, 250895, 431395, 631199, 830525, 1254475, 2156975, 3155995, 11992781, 15779975, 59963905, 299819525]

約数ペア:

[(1, 299819525), (5, 59963905), (19, 15779975), (25, 11992781), (95, 3155995), (139, 2156975), (239, 1254475), (361, 830525), (475, 631199), (695, 431395), (1195, 250895), (1805, 166105), (2641, 113525), (3475, 86279), (4541, 66025), (5975, 50179), (9025, 33221), (13205, 22705)]