45439840

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3191}}^1$

素因数の和:3295

約数の個数: 48

約数和(自身を含む): 108591840

約数和(自身を除く): 63152000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 160, 178, 356, 445, 712, 890, 1424, 1780, 2848, 3191, 3560, 6382, 7120, 12764, 14240, 15955, 25528, 31910, 51056, 63820, 102112, 127640, 255280, 283999, 510560, 567998, 1135996, 1419995, 2271992, 2839990, 4543984, 5679980, 9087968, 11359960, 22719920, 45439840]

約数ペア:

[(1, 45439840), (2, 22719920), (4, 11359960), (5, 9087968), (8, 5679980), (10, 4543984), (16, 2839990), (20, 2271992), (32, 1419995), (40, 1135996), (80, 567998), (89, 510560), (160, 283999), (178, 255280), (356, 127640), (445, 102112), (712, 63820), (890, 51056), (1424, 31910), (1780, 25528), (2848, 15955), (3191, 14240), (3560, 12764), (6382, 7120)]