82453280

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{809}}^1$

素因数の和:851

約数の個数: 144

約数和(自身を含む): 244331640

約数和(自身を除く): 161878360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 160, 182, 196, 208, 224, 245, 260, 280, 364, 392, 416, 455, 490, 520, 560, 637, 728, 784, 809, 910, 980, 1040, 1120, 1274, 1456, 1568, 1618, 1820, 1960, 2080, 2548, 2912, 3185, 3236, 3640, 3920, 4045, 5096, 5663, 6370, 6472, 7280, 7840, 8090, 10192, 10517, 11326, 12740, 12944, 14560, 16180, 20384, 21034, 22652, 25480, 25888, 28315, 32360, 39641, 42068, 45304, 50960, 52585, 56630, 64720, 73619, 79282, 84136, 90608, 101920, 105170, 113260, 129440, 147238, 158564, 168272, 181216, 198205, 210340, 226520, 294476, 317128, 336544, 368095, 396410, 420680, 453040, 515333, 588952, 634256, 736190, 792820, 841360, 906080, 1030666, 1177904, 1268512, 1472380, 1585640, 1682720, 2061332, 2355808, 2576665, 2944760, 3171280, 4122664, 5153330, 5889520, 6342560, 8245328, 10306660, 11779040, 16490656, 20613320, 41226640, 82453280]

約数ペア:

[(1, 82453280), (2, 41226640), (4, 20613320), (5, 16490656), (7, 11779040), (8, 10306660), (10, 8245328), (13, 6342560), (14, 5889520), (16, 5153330), (20, 4122664), (26, 3171280), (28, 2944760), (32, 2576665), (35, 2355808), (40, 2061332), (49, 1682720), (52, 1585640), (56, 1472380), (65, 1268512), (70, 1177904), (80, 1030666), (91, 906080), (98, 841360), (104, 792820), (112, 736190), (130, 634256), (140, 588952), (160, 515333), (182, 453040), (196, 420680), (208, 396410), (224, 368095), (245, 336544), (260, 317128), (280, 294476), (364, 226520), (392, 210340), (416, 198205), (455, 181216), (490, 168272), (520, 158564), (560, 147238), (637, 129440), (728, 113260), (784, 105170), (809, 101920), (910, 90608), (980, 84136), (1040, 79282), (1120, 73619), (1274, 64720), (1456, 56630), (1568, 52585), (1618, 50960), (1820, 45304), (1960, 42068), (2080, 39641), (2548, 32360), (2912, 28315), (3185, 25888), (3236, 25480), (3640, 22652), (3920, 21034), (4045, 20384), (5096, 16180), (5663, 14560), (6370, 12944), (6472, 12740), (7280, 11326), (7840, 10517), (8090, 10192)]