81734085

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1$

素因数の和:402

約数の個数: 48

約数和(自身を含む): 145454400

約数和(自身を除く): 63720315

約数列:

[1, 3, 5, 9, 15, 45, 73, 139, 179, 219, 365, 417, 537, 657, 695, 895, 1095, 1251, 1611, 2085, 2685, 3285, 6255, 8055, 10147, 13067, 24881, 30441, 39201, 50735, 65335, 74643, 91323, 117603, 124405, 152205, 196005, 223929, 373215, 456615, 588015, 1119645, 1816313, 5448939, 9081565, 16346817, 27244695, 81734085]

約数ペア:

[(1, 81734085), (3, 27244695), (5, 16346817), (9, 9081565), (15, 5448939), (45, 1816313), (73, 1119645), (139, 588015), (179, 456615), (219, 373215), (365, 223929), (417, 196005), (537, 152205), (657, 124405), (695, 117603), (895, 91323), (1095, 74643), (1251, 65335), (1611, 50735), (2085, 39201), (2685, 30441), (3285, 24881), (6255, 13067), (8055, 10147)]