67661960

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{25247}}^1$

素因数の和:25325

約数の個数: 32

約数和(自身を含む): 154517760

約数和(自身を除く): 86855800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 25247, 50494, 100988, 126235, 201976, 252470, 504940, 1009880, 1691549, 3383098, 6766196, 8457745, 13532392, 16915490, 33830980, 67661960]

約数ペア:

[(1, 67661960), (2, 33830980), (4, 16915490), (5, 13532392), (8, 8457745), (10, 6766196), (20, 3383098), (40, 1691549), (67, 1009880), (134, 504940), (268, 252470), (335, 201976), (536, 126235), (670, 100988), (1340, 50494), (2680, 25247)]