66128660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{1523}}^1$

素因数の和:1712

約数の個数: 48

約数和(自身を含む): 150546816

約数和(自身を除く): 84418156

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 167, 260, 334, 668, 835, 1523, 1670, 2171, 3046, 3340, 4342, 6092, 7615, 8684, 10855, 15230, 19799, 21710, 30460, 39598, 43420, 79196, 98995, 197990, 254341, 395980, 508682, 1017364, 1271705, 2543410, 3306433, 5086820, 6612866, 13225732, 16532165, 33064330, 66128660]

約数ペア:

[(1, 66128660), (2, 33064330), (4, 16532165), (5, 13225732), (10, 6612866), (13, 5086820), (20, 3306433), (26, 2543410), (52, 1271705), (65, 1017364), (130, 508682), (167, 395980), (260, 254341), (334, 197990), (668, 98995), (835, 79196), (1523, 43420), (1670, 39598), (2171, 30460), (3046, 21710), (3340, 19799), (4342, 15230), (6092, 10855), (7615, 8684)]