77282380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{17807}}^1$

素因数の和:17854

約数の個数: 48

約数和(自身を含む): 191471616

約数和(自身を除く): 114189236

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 17807, 35614, 71228, 89035, 124649, 178070, 249298, 356140, 498596, 552017, 623245, 1104034, 1246490, 2208068, 2492980, 2760085, 3864119, 5520170, 7728238, 11040340, 15456476, 19320595, 38641190, 77282380]

約数ペア:

[(1, 77282380), (2, 38641190), (4, 19320595), (5, 15456476), (7, 11040340), (10, 7728238), (14, 5520170), (20, 3864119), (28, 2760085), (31, 2492980), (35, 2208068), (62, 1246490), (70, 1104034), (124, 623245), (140, 552017), (155, 498596), (217, 356140), (310, 249298), (434, 178070), (620, 124649), (868, 89035), (1085, 71228), (2170, 35614), (4340, 17807)]