7131649810

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1\times {\mathrm{2053}}^1$

素因数の和:2515

約数の個数: 64

約数和(自身を含む): 13842316800

約数和(自身を除く): 6710666990

約数列:

[1, 2, 5, 10, 19, 38, 47, 94, 95, 190, 235, 389, 470, 778, 893, 1786, 1945, 2053, 3890, 4106, 4465, 7391, 8930, 10265, 14782, 18283, 20530, 36566, 36955, 39007, 73910, 78014, 91415, 96491, 182830, 192982, 195035, 347377, 390070, 482455, 694754, 798617, 964910, 1597234, 1736885, 1833329, 3473770, 3666658, 3993085, 7986170, 9166645, 15173723, 18333290, 30347446, 37534999, 75069998, 75868615, 151737230, 187674995, 375349990, 713164981, 1426329962, 3565824905, 7131649810]

約数ペア:

[(1, 7131649810), (2, 3565824905), (5, 1426329962), (10, 713164981), (19, 375349990), (38, 187674995), (47, 151737230), (94, 75868615), (95, 75069998), (190, 37534999), (235, 30347446), (389, 18333290), (470, 15173723), (778, 9166645), (893, 7986170), (1786, 3993085), (1945, 3666658), (2053, 3473770), (3890, 1833329), (4106, 1736885), (4465, 1597234), (7391, 964910), (8930, 798617), (10265, 694754), (14782, 482455), (18283, 390070), (20530, 347377), (36566, 195035), (36955, 192982), (39007, 182830), (73910, 96491), (78014, 91415)]