40055704

素因数分解:

$2^3\times {\mathrm{13}}^3\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:141

約数の個数: 64

約数和(自身を含む): 84823200

約数和(自身を除く): 44767496

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 53, 86, 104, 106, 169, 172, 212, 338, 344, 424, 559, 676, 689, 1118, 1352, 1378, 2197, 2236, 2279, 2756, 4394, 4472, 4558, 5512, 7267, 8788, 8957, 9116, 14534, 17576, 17914, 18232, 29068, 29627, 35828, 58136, 59254, 71656, 94471, 116441, 118508, 188942, 232882, 237016, 377884, 385151, 465764, 755768, 770302, 931528, 1540604, 3081208, 5006963, 10013926, 20027852, 40055704]

約数ペア:

[(1, 40055704), (2, 20027852), (4, 10013926), (8, 5006963), (13, 3081208), (26, 1540604), (43, 931528), (52, 770302), (53, 755768), (86, 465764), (104, 385151), (106, 377884), (169, 237016), (172, 232882), (212, 188942), (338, 118508), (344, 116441), (424, 94471), (559, 71656), (676, 59254), (689, 58136), (1118, 35828), (1352, 29627), (1378, 29068), (2197, 18232), (2236, 17914), (2279, 17576), (2756, 14534), (4394, 9116), (4472, 8957), (4558, 8788), (5512, 7267)]