56909025

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:287

約数の個数: 72

約数和(自身を含む): 108326400

約数和(自身を除く): 51417375

約数列:

[1, 3, 5, 9, 15, 25, 31, 41, 45, 75, 93, 123, 155, 199, 205, 225, 279, 369, 465, 597, 615, 775, 995, 1025, 1271, 1395, 1791, 1845, 2325, 2985, 3075, 3813, 4975, 6169, 6355, 6975, 8159, 8955, 9225, 11439, 14925, 18507, 19065, 24477, 30845, 31775, 40795, 44775, 55521, 57195, 73431, 92535, 95325, 122385, 154225, 203975, 252929, 277605, 285975, 367155, 462675, 611925, 758787, 1264645, 1388025, 1835775, 2276361, 3793935, 6323225, 11381805, 18969675, 56909025]

約数ペア:

[(1, 56909025), (3, 18969675), (5, 11381805), (9, 6323225), (15, 3793935), (25, 2276361), (31, 1835775), (41, 1388025), (45, 1264645), (75, 758787), (93, 611925), (123, 462675), (155, 367155), (199, 285975), (205, 277605), (225, 252929), (279, 203975), (369, 154225), (465, 122385), (597, 95325), (615, 92535), (775, 73431), (995, 57195), (1025, 55521), (1271, 44775), (1395, 40795), (1791, 31775), (1845, 30845), (2325, 24477), (2985, 19065), (3075, 18507), (3813, 14925), (4975, 11439), (6169, 9225), (6355, 8955), (6975, 8159)]