25011896

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:133

約数の個数: 128

約数和(自身を含む): 63866880

約数和(自身を除く): 38854984

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 34, 43, 47, 52, 56, 68, 86, 91, 94, 104, 119, 136, 172, 182, 188, 221, 238, 301, 329, 344, 364, 376, 442, 476, 559, 602, 611, 658, 728, 731, 799, 884, 952, 1118, 1204, 1222, 1316, 1462, 1547, 1598, 1768, 2021, 2236, 2408, 2444, 2632, 2924, 3094, 3196, 3913, 4042, 4277, 4472, 4888, 5117, 5593, 5848, 6188, 6392, 7826, 8084, 8554, 9503, 10234, 10387, 11186, 12376, 14147, 15652, 16168, 17108, 19006, 20468, 20774, 22372, 26273, 28294, 31304, 34216, 34357, 38012, 40936, 41548, 44744, 52546, 56588, 66521, 68714, 72709, 76024, 83096, 105092, 113176, 133042, 137428, 145418, 183911, 210184, 240499, 266084, 274856, 290836, 367822, 446641, 480998, 532168, 581672, 735644, 893282, 961996, 1471288, 1786564, 1923992, 3126487, 3573128, 6252974, 12505948, 25011896]

約数ペア:

[(1, 25011896), (2, 12505948), (4, 6252974), (7, 3573128), (8, 3126487), (13, 1923992), (14, 1786564), (17, 1471288), (26, 961996), (28, 893282), (34, 735644), (43, 581672), (47, 532168), (52, 480998), (56, 446641), (68, 367822), (86, 290836), (91, 274856), (94, 266084), (104, 240499), (119, 210184), (136, 183911), (172, 145418), (182, 137428), (188, 133042), (221, 113176), (238, 105092), (301, 83096), (329, 76024), (344, 72709), (364, 68714), (376, 66521), (442, 56588), (476, 52546), (559, 44744), (602, 41548), (611, 40936), (658, 38012), (728, 34357), (731, 34216), (799, 31304), (884, 28294), (952, 26273), (1118, 22372), (1204, 20774), (1222, 20468), (1316, 19006), (1462, 17108), (1547, 16168), (1598, 15652), (1768, 14147), (2021, 12376), (2236, 11186), (2408, 10387), (2444, 10234), (2632, 9503), (2924, 8554), (3094, 8084), (3196, 7826), (3913, 6392), (4042, 6188), (4277, 5848), (4472, 5593), (4888, 5117)]