25565640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11213}}^1$

素因数の和:11246

約数の個数: 64

約数和(自身を含む): 80740800

約数和(自身を除く): 55175160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 11213, 22426, 33639, 44852, 56065, 67278, 89704, 112130, 134556, 168195, 213047, 224260, 269112, 336390, 426094, 448520, 639141, 672780, 852188, 1065235, 1278282, 1345560, 1704376, 2130470, 2556564, 3195705, 4260940, 5113128, 6391410, 8521880, 12782820, 25565640]

約数ペア:

[(1, 25565640), (2, 12782820), (3, 8521880), (4, 6391410), (5, 5113128), (6, 4260940), (8, 3195705), (10, 2556564), (12, 2130470), (15, 1704376), (19, 1345560), (20, 1278282), (24, 1065235), (30, 852188), (38, 672780), (40, 639141), (57, 448520), (60, 426094), (76, 336390), (95, 269112), (114, 224260), (120, 213047), (152, 168195), (190, 134556), (228, 112130), (285, 89704), (380, 67278), (456, 56065), (570, 44852), (760, 33639), (1140, 22426), (2280, 11213)]