87537520

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:327

約数の個数: 120

約数和(自身を含む): 239944464

約数和(自身を除く): 152406944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 137, 140, 163, 196, 245, 274, 280, 326, 392, 490, 548, 560, 652, 685, 784, 815, 959, 980, 1096, 1141, 1304, 1370, 1630, 1918, 1960, 2192, 2282, 2608, 2740, 3260, 3836, 3920, 4564, 4795, 5480, 5705, 6520, 6713, 7672, 7987, 9128, 9590, 10960, 11410, 13040, 13426, 15344, 15974, 18256, 19180, 22331, 22820, 26852, 31948, 33565, 38360, 39935, 44662, 45640, 53704, 63896, 67130, 76720, 79870, 89324, 91280, 107408, 111655, 127792, 134260, 156317, 159740, 178648, 223310, 268520, 312634, 319480, 357296, 446620, 537040, 625268, 638960, 781585, 893240, 1094219, 1250536, 1563170, 1786480, 2188438, 2501072, 3126340, 4376876, 5471095, 6252680, 8753752, 10942190, 12505360, 17507504, 21884380, 43768760, 87537520]

約数ペア:

[(1, 87537520), (2, 43768760), (4, 21884380), (5, 17507504), (7, 12505360), (8, 10942190), (10, 8753752), (14, 6252680), (16, 5471095), (20, 4376876), (28, 3126340), (35, 2501072), (40, 2188438), (49, 1786480), (56, 1563170), (70, 1250536), (80, 1094219), (98, 893240), (112, 781585), (137, 638960), (140, 625268), (163, 537040), (196, 446620), (245, 357296), (274, 319480), (280, 312634), (326, 268520), (392, 223310), (490, 178648), (548, 159740), (560, 156317), (652, 134260), (685, 127792), (784, 111655), (815, 107408), (959, 91280), (980, 89324), (1096, 79870), (1141, 76720), (1304, 67130), (1370, 63896), (1630, 53704), (1918, 45640), (1960, 44662), (2192, 39935), (2282, 38360), (2608, 33565), (2740, 31948), (3260, 26852), (3836, 22820), (3920, 22331), (4564, 19180), (4795, 18256), (5480, 15974), (5705, 15344), (6520, 13426), (6713, 13040), (7672, 11410), (7987, 10960), (9128, 9590)]