65156720

素因数分解:

$2^4\times 5^1\times {\mathrm{167}}^1\times {\mathrm{4877}}^1$

素因数の和:5057

約数の個数: 40

約数和(自身を含む): 152427744

約数和(自身を除く): 87271024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 167, 334, 668, 835, 1336, 1670, 2672, 3340, 4877, 6680, 9754, 13360, 19508, 24385, 39016, 48770, 78032, 97540, 195080, 390160, 814459, 1628918, 3257836, 4072295, 6515672, 8144590, 13031344, 16289180, 32578360, 65156720]

約数ペア:

[(1, 65156720), (2, 32578360), (4, 16289180), (5, 13031344), (8, 8144590), (10, 6515672), (16, 4072295), (20, 3257836), (40, 1628918), (80, 814459), (167, 390160), (334, 195080), (668, 97540), (835, 78032), (1336, 48770), (1670, 39016), (2672, 24385), (3340, 19508), (4877, 13360), (6680, 9754)]