2480052925

素因数分解:

$5^2\times 7^4\times {\mathrm{79}}^1\times {\mathrm{523}}^1$

素因数の和:640

約数の個数: 60

約数和(自身を含む): 3639955520

約数和(自身を除く): 1159902595

約数列:

[1, 5, 7, 25, 35, 49, 79, 175, 245, 343, 395, 523, 553, 1225, 1715, 1975, 2401, 2615, 2765, 3661, 3871, 8575, 12005, 13075, 13825, 18305, 19355, 25627, 27097, 41317, 60025, 91525, 96775, 128135, 135485, 179389, 189679, 206585, 289219, 640675, 677425, 896945, 948395, 1032925, 1255723, 1446095, 2024533, 4484725, 4741975, 6278615, 7230475, 10122665, 14171731, 31393075, 50613325, 70858655, 99202117, 354293275, 496010585, 2480052925]

約数ペア:

[(1, 2480052925), (5, 496010585), (7, 354293275), (25, 99202117), (35, 70858655), (49, 50613325), (79, 31393075), (175, 14171731), (245, 10122665), (343, 7230475), (395, 6278615), (523, 4741975), (553, 4484725), (1225, 2024533), (1715, 1446095), (1975, 1255723), (2401, 1032925), (2615, 948395), (2765, 896945), (3661, 677425), (3871, 640675), (8575, 289219), (12005, 206585), (13075, 189679), (13825, 179389), (18305, 135485), (19355, 128135), (25627, 96775), (27097, 91525), (41317, 60025)]