914974775

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{439}}^1$

素因数の和:537

約数の個数: 72

約数和(自身を含む): 1371474720

約数和(自身を除く): 456499945

約数列:

[1, 5, 11, 13, 25, 53, 55, 65, 121, 143, 265, 275, 325, 439, 583, 605, 689, 715, 1325, 1573, 2195, 2915, 3025, 3445, 3575, 4829, 5707, 6413, 7579, 7865, 10975, 14575, 17225, 23267, 24145, 28535, 32065, 37895, 39325, 53119, 62777, 83369, 116335, 120725, 142675, 160325, 189475, 255937, 265595, 302471, 313885, 416845, 581675, 690547, 1279685, 1327975, 1512355, 1569425, 2084225, 2815307, 3327181, 3452735, 6398425, 7561775, 14076535, 16635905, 17263675, 36598991, 70382675, 83179525, 182994955, 914974775]

約数ペア:

[(1, 914974775), (5, 182994955), (11, 83179525), (13, 70382675), (25, 36598991), (53, 17263675), (55, 16635905), (65, 14076535), (121, 7561775), (143, 6398425), (265, 3452735), (275, 3327181), (325, 2815307), (439, 2084225), (583, 1569425), (605, 1512355), (689, 1327975), (715, 1279685), (1325, 690547), (1573, 581675), (2195, 416845), (2915, 313885), (3025, 302471), (3445, 265595), (3575, 255937), (4829, 189475), (5707, 160325), (6413, 142675), (7579, 120725), (7865, 116335), (10975, 83369), (14575, 62777), (17225, 53119), (23267, 39325), (24145, 37895), (28535, 32065)]