137776400

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:361

約数の個数: 120

約数和(自身を含む): 351310848

約数和(自身を除く): 213534448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 41, 50, 62, 80, 82, 100, 124, 155, 164, 200, 205, 248, 271, 310, 328, 400, 410, 496, 542, 620, 656, 775, 820, 1025, 1084, 1240, 1271, 1355, 1550, 1640, 2050, 2168, 2480, 2542, 2710, 3100, 3280, 4100, 4336, 5084, 5420, 6200, 6355, 6775, 8200, 8401, 10168, 10840, 11111, 12400, 12710, 13550, 16400, 16802, 20336, 21680, 22222, 25420, 27100, 31775, 33604, 42005, 44444, 50840, 54200, 55555, 63550, 67208, 84010, 88888, 101680, 108400, 111110, 127100, 134416, 168020, 177776, 210025, 222220, 254200, 277775, 336040, 344441, 420050, 444440, 508400, 555550, 672080, 688882, 840100, 888880, 1111100, 1377764, 1680200, 1722205, 2222200, 2755528, 3360400, 3444410, 4444400, 5511056, 6888820, 8611025, 13777640, 17222050, 27555280, 34444100, 68888200, 137776400]

約数ペア:

[(1, 137776400), (2, 68888200), (4, 34444100), (5, 27555280), (8, 17222050), (10, 13777640), (16, 8611025), (20, 6888820), (25, 5511056), (31, 4444400), (40, 3444410), (41, 3360400), (50, 2755528), (62, 2222200), (80, 1722205), (82, 1680200), (100, 1377764), (124, 1111100), (155, 888880), (164, 840100), (200, 688882), (205, 672080), (248, 555550), (271, 508400), (310, 444440), (328, 420050), (400, 344441), (410, 336040), (496, 277775), (542, 254200), (620, 222220), (656, 210025), (775, 177776), (820, 168020), (1025, 134416), (1084, 127100), (1240, 111110), (1271, 108400), (1355, 101680), (1550, 88888), (1640, 84010), (2050, 67208), (2168, 63550), (2480, 55555), (2542, 54200), (2710, 50840), (3100, 44444), (3280, 42005), (4100, 33604), (4336, 31775), (5084, 27100), (5420, 25420), (6200, 22222), (6355, 21680), (6775, 20336), (8200, 16802), (8401, 16400), (10168, 13550), (10840, 12710), (11111, 12400)]