25909768

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1$

素因数の和:350

約数の個数: 64

約数和(自身を含む): 55814400

約数和(自身を除く): 29904632

約数列:

[1, 2, 4, 8, 17, 19, 34, 37, 38, 68, 74, 76, 136, 148, 152, 271, 296, 323, 542, 629, 646, 703, 1084, 1258, 1292, 1406, 2168, 2516, 2584, 2812, 4607, 5032, 5149, 5624, 9214, 10027, 10298, 11951, 18428, 20054, 20596, 23902, 36856, 40108, 41192, 47804, 80216, 87533, 95608, 170459, 175066, 190513, 340918, 350132, 381026, 681836, 700264, 762052, 1363672, 1524104, 3238721, 6477442, 12954884, 25909768]

約数ペア:

[(1, 25909768), (2, 12954884), (4, 6477442), (8, 3238721), (17, 1524104), (19, 1363672), (34, 762052), (37, 700264), (38, 681836), (68, 381026), (74, 350132), (76, 340918), (136, 190513), (148, 175066), (152, 170459), (271, 95608), (296, 87533), (323, 80216), (542, 47804), (629, 41192), (646, 40108), (703, 36856), (1084, 23902), (1258, 20596), (1292, 20054), (1406, 18428), (2168, 11951), (2516, 10298), (2584, 10027), (2812, 9214), (4607, 5624), (5032, 5149)]