25021280

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9199}}^1$

素因数の和:9231

約数の個数: 48

約数和(自身を含む): 62596800

約数和(自身を除く): 37575520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 9199, 18398, 36796, 45995, 73592, 91990, 147184, 156383, 183980, 294368, 312766, 367960, 625532, 735920, 781915, 1251064, 1471840, 1563830, 2502128, 3127660, 5004256, 6255320, 12510640, 25021280]

約数ペア:

[(1, 25021280), (2, 12510640), (4, 6255320), (5, 5004256), (8, 3127660), (10, 2502128), (16, 1563830), (17, 1471840), (20, 1251064), (32, 781915), (34, 735920), (40, 625532), (68, 367960), (80, 312766), (85, 294368), (136, 183980), (160, 156383), (170, 147184), (272, 91990), (340, 73592), (544, 45995), (680, 36796), (1360, 18398), (2720, 9199)]