505670525

素因数分解:

$5^2\times {\mathrm{17}}^3\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:263

約数の個数: 48

約数和(自身を含む): 699062400

約数和(自身を除く): 193391875

約数列:

[1, 5, 17, 23, 25, 85, 115, 179, 289, 391, 425, 575, 895, 1445, 1955, 3043, 4117, 4475, 4913, 6647, 7225, 9775, 15215, 20585, 24565, 33235, 51731, 69989, 76075, 102925, 112999, 122825, 166175, 258655, 349945, 564995, 879427, 1189813, 1293275, 1749725, 2824975, 4397135, 5949065, 20226821, 21985675, 29745325, 101134105, 505670525]

約数ペア:

[(1, 505670525), (5, 101134105), (17, 29745325), (23, 21985675), (25, 20226821), (85, 5949065), (115, 4397135), (179, 2824975), (289, 1749725), (391, 1293275), (425, 1189813), (575, 879427), (895, 564995), (1445, 349945), (1955, 258655), (3043, 166175), (4117, 122825), (4475, 112999), (4913, 102925), (6647, 76075), (7225, 69989), (9775, 51731), (15215, 33235), (20585, 24565)]