25010720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:322

約数の個数: 96

約数和(自身を含む): 68439168

約数和(自身を除く): 43428448

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 137, 140, 160, 163, 224, 274, 280, 326, 548, 560, 652, 685, 815, 959, 1096, 1120, 1141, 1304, 1370, 1630, 1918, 2192, 2282, 2608, 2740, 3260, 3836, 4384, 4564, 4795, 5216, 5480, 5705, 6520, 7672, 9128, 9590, 10960, 11410, 13040, 15344, 18256, 19180, 21920, 22331, 22820, 26080, 30688, 36512, 38360, 44662, 45640, 76720, 89324, 91280, 111655, 153440, 156317, 178648, 182560, 223310, 312634, 357296, 446620, 625268, 714592, 781585, 893240, 1250536, 1563170, 1786480, 2501072, 3126340, 3572960, 5002144, 6252680, 12505360, 25010720]

約数ペア:

[(1, 25010720), (2, 12505360), (4, 6252680), (5, 5002144), (7, 3572960), (8, 3126340), (10, 2501072), (14, 1786480), (16, 1563170), (20, 1250536), (28, 893240), (32, 781585), (35, 714592), (40, 625268), (56, 446620), (70, 357296), (80, 312634), (112, 223310), (137, 182560), (140, 178648), (160, 156317), (163, 153440), (224, 111655), (274, 91280), (280, 89324), (326, 76720), (548, 45640), (560, 44662), (652, 38360), (685, 36512), (815, 30688), (959, 26080), (1096, 22820), (1120, 22331), (1141, 21920), (1304, 19180), (1370, 18256), (1630, 15344), (1918, 13040), (2192, 11410), (2282, 10960), (2608, 9590), (2740, 9128), (3260, 7672), (3836, 6520), (4384, 5705), (4564, 5480), (4795, 5216)]