788532940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{57223}}^1$

素因数の和:57298

約数の個数: 48

約数和(自身を含む): 1816976448

約数和(自身を除く): 1028443508

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1378, 2756, 3445, 6890, 13780, 57223, 114446, 228892, 286115, 572230, 743899, 1144460, 1487798, 2975596, 3032819, 3719495, 6065638, 7438990, 12131276, 14877980, 15164095, 30328190, 39426647, 60656380, 78853294, 157706588, 197133235, 394266470, 788532940]

約数ペア:

[(1, 788532940), (2, 394266470), (4, 197133235), (5, 157706588), (10, 78853294), (13, 60656380), (20, 39426647), (26, 30328190), (52, 15164095), (53, 14877980), (65, 12131276), (106, 7438990), (130, 6065638), (212, 3719495), (260, 3032819), (265, 2975596), (530, 1487798), (689, 1144460), (1060, 743899), (1378, 572230), (2756, 286115), (3445, 228892), (6890, 114446), (13780, 57223)]