207984117025

素因数分解:

$5^2\times {\mathrm{17}}^3\times {\mathrm{19}}^1\times {\mathrm{89123}}^1$

素因数の和:89203

約数の個数: 48

約数和(自身を含む): 288440913600

約数和(自身を除く): 80456796575

約数列:

[1, 5, 17, 19, 25, 85, 95, 289, 323, 425, 475, 1445, 1615, 4913, 5491, 7225, 8075, 24565, 27455, 89123, 93347, 122825, 137275, 445615, 466735, 1515091, 1693337, 2228075, 2333675, 7575455, 8466685, 25756547, 28786729, 37877275, 42333425, 128782735, 143933645, 437861299, 489374393, 643913675, 719668225, 2189306495, 2446871965, 8319364681, 10946532475, 12234359825, 41596823405, 207984117025]

約数ペア:

[(1, 207984117025), (5, 41596823405), (17, 12234359825), (19, 10946532475), (25, 8319364681), (85, 2446871965), (95, 2189306495), (289, 719668225), (323, 643913675), (425, 489374393), (475, 437861299), (1445, 143933645), (1615, 128782735), (4913, 42333425), (5491, 37877275), (7225, 28786729), (8075, 25756547), (24565, 8466685), (27455, 7575455), (89123, 2333675), (93347, 2228075), (122825, 1693337), (137275, 1515091), (445615, 466735)]