66740180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{2399}}^1$

素因数の和:2528

約数の個数: 48

約数和(自身を含む): 152409600

約数和(自身を除く): 85669420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 107, 130, 214, 260, 428, 535, 1070, 1391, 2140, 2399, 2782, 4798, 5564, 6955, 9596, 11995, 13910, 23990, 27820, 31187, 47980, 62374, 124748, 155935, 256693, 311870, 513386, 623740, 1026772, 1283465, 2566930, 3337009, 5133860, 6674018, 13348036, 16685045, 33370090, 66740180]

約数ペア:

[(1, 66740180), (2, 33370090), (4, 16685045), (5, 13348036), (10, 6674018), (13, 5133860), (20, 3337009), (26, 2566930), (52, 1283465), (65, 1026772), (107, 623740), (130, 513386), (214, 311870), (260, 256693), (428, 155935), (535, 124748), (1070, 62374), (1391, 47980), (2140, 31187), (2399, 27820), (2782, 23990), (4798, 13910), (5564, 11995), (6955, 9596)]