87426400

素因数分解:

$2^5\times 5^2\times {\mathrm{103}}^1\times {\mathrm{1061}}^1$

素因数の和:1184

約数の個数: 72

約数和(自身を含む): 215704944

約数和(自身を除く): 128278544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 103, 160, 200, 206, 400, 412, 515, 800, 824, 1030, 1061, 1648, 2060, 2122, 2575, 3296, 4120, 4244, 5150, 5305, 8240, 8488, 10300, 10610, 16480, 16976, 20600, 21220, 26525, 33952, 41200, 42440, 53050, 82400, 84880, 106100, 109283, 169760, 212200, 218566, 424400, 437132, 546415, 848800, 874264, 1092830, 1748528, 2185660, 2732075, 3497056, 4371320, 5464150, 8742640, 10928300, 17485280, 21856600, 43713200, 87426400]

約数ペア:

[(1, 87426400), (2, 43713200), (4, 21856600), (5, 17485280), (8, 10928300), (10, 8742640), (16, 5464150), (20, 4371320), (25, 3497056), (32, 2732075), (40, 2185660), (50, 1748528), (80, 1092830), (100, 874264), (103, 848800), (160, 546415), (200, 437132), (206, 424400), (400, 218566), (412, 212200), (515, 169760), (800, 109283), (824, 106100), (1030, 84880), (1061, 82400), (1648, 53050), (2060, 42440), (2122, 41200), (2575, 33952), (3296, 26525), (4120, 21220), (4244, 20600), (5150, 16976), (5305, 16480), (8240, 10610), (8488, 10300)]