2026822025

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:243

約数の個数: 72

約数和(自身を含む): 2795713920

約数和(自身を除く): 768891895

約数列:

[1, 5, 17, 25, 53, 67, 79, 85, 265, 289, 335, 395, 425, 901, 1139, 1325, 1343, 1445, 1675, 1975, 3551, 4187, 4505, 5293, 5695, 6715, 7225, 15317, 17755, 19363, 20935, 22525, 22831, 26465, 28475, 33575, 60367, 71179, 76585, 88775, 89981, 96815, 104675, 114155, 132325, 280529, 301835, 355895, 382925, 449905, 484075, 570775, 1026239, 1210043, 1402645, 1509175, 1529677, 1779475, 2249525, 4768993, 5131195, 6050215, 7013225, 7648385, 23844965, 25655975, 30251075, 38241925, 81072881, 119224825, 405364405, 2026822025]

約数ペア:

[(1, 2026822025), (5, 405364405), (17, 119224825), (25, 81072881), (53, 38241925), (67, 30251075), (79, 25655975), (85, 23844965), (265, 7648385), (289, 7013225), (335, 6050215), (395, 5131195), (425, 4768993), (901, 2249525), (1139, 1779475), (1325, 1529677), (1343, 1509175), (1445, 1402645), (1675, 1210043), (1975, 1026239), (3551, 570775), (4187, 484075), (4505, 449905), (5293, 382925), (5695, 355895), (6715, 301835), (7225, 280529), (15317, 132325), (17755, 114155), (19363, 104675), (20935, 96815), (22525, 89981), (22831, 88775), (26465, 76585), (28475, 71179), (33575, 60367)]